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Github Security Blog
Github Security Blog
•added 2026/09/23 2:31 p.m.•16 views

Solspace Freeform: Limited Twig template injection via submitted field values

Summary A limited server-side Twig template injection issue was identified in Solspace Freeform for Craft CMS. In affected versions, submitted form field values could be evaluated as Twig in certain rendering contexts. Unauthenticated users could submit Twig expressions through public Freeform...

5.3CVSS6.2AI score0.0043EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/23 2:13 p.m.•19 views

WPGraphQL: Contributor can publish and modify posts without the required capabilities via updatePost

Summary WPGraphQL 2.19.0 contains an authorization bypass in the updatePost mutation. An authenticated WordPress Contributor can change one of their own draft posts to PUBLISH despite lacking the publishposts capability. The same mutation also permits the Contributor to modify their own previousl...

5.4CVSS6.1AI score0.00275EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/23 2:09 p.m.•17 views

REDAXO: Missing CSRF Protection on Package Update Action Allows Forced Addon Updates

Summary The rexapiinstallpackageupdate API function install addon does not override requiresCsrfProtection, which defaults to false in the base class rexapifunction. Any authenticated admin can therefore be tricked via a CSRF attack into silently triggering a package update from the REDAXO packag...

6.4CVSS6.1AI score0.00131EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/23 2:06 p.m.•17 views

REDAXO: Stored XSS in Mediapool Sync Page via Unescaped Filesystem Filenames

Summary The mediapool sync page sync.php renders filenames from the /media filesystem directory directly into HTML without applying rexescape i.e., htmlspecialchars. Any file placed in the media directory whose filename contains HTML metacharacters will execute JavaScript in the browser of any...

4.8CVSS6AI score0.00183EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/23 2:04 p.m.•17 views

REDAXO: Stored XSS via Unescaped Media Manager Type Name in `mediaIsInUse()`

Summary A stored cross-site scripting XSS vulnerability exists in REDAXO CMS 5.x. When an administrator attempts to delete a media file that is referenced by a Media Manager effect, the warning message rendered in the backend includes the type's name field without HTML escaping. An attacker with...

4.8CVSS5.6AI score0.00183EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/23 2:00 p.m.•14 views

Plug: quadratic-time decoding of nested query/body parameters enables denial of service

Summary Plug's nested-parameter decoder Plug.Conn.Query parses URL-encoded keys in time quadratic in their bracket-nesting depth. Any unauthenticated remote attacker that can reach a Plug-based HTTP endpoint can pin a BEAM scheduler for minutes with a single small request. Details For a key like...

8.7CVSS5.9AI score0.00949EPSS
SaveExploits0References11Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/23 1:58 p.m.•15 views

Zapros has an Unbounded Content-Encoding decompression chain that allows denial of service

Impact Who is impacted: - Any application using Zapros to make HTTP requests to untrusted servers - Applications that follow redirects to attacker-controlled hosts Attack vector: - A malicious HTTP server returns a response with many chained content encodings. When the client attempts to decode, ...

6.9CVSS5.8AI score0.00428EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/23 1:57 p.m.•17 views

Zapros: Streaming decoders ignored the requested chunk size, allowing a single compressed response chunk to allocate unbounded memory (decompression bomb)

Impact Denial of service via memory exhaustion. Affects all callers who streamed compressed responses relying on the chunk size — explicit iterbyteschunksize=... or the default — to bound memory. The decoder ignored that bound, so a chunk could be far larger than requested and a single compressed...

8.7CVSS6.2AI score0.00436EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/23 1:55 p.m.•14 views

plone.app.portlets Vulnerable to Remote Code Execution via TALES Injection

Impact The Classic portlet plone.app.portlets.portlets.classic used its user-supplied template/macro fields to build a TALES path expression that was then evaluated by the TAL path helper. Because the value was interpreted as a full TALES expression, a user able to add or edit a Classic portlet...

9.9CVSS6.2AI score0.00638EPSS
SaveExploits0References9Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•15 views

Home Assistant: XSS in Statistics Graph Card

Summary An authenticated party can add a malicious name to any statistics-capable entity, allowing for Cross-Site Scripting attacks against anyone who views a Statistics Graph card containing that entity, when they hover over any data point on the chart. Payload Payload triggering An alternative,...

9.3CVSS5.8AI score0.00422EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•17 views

Home Assistant: mDNS Server-Side Request Forgery

Summary Home Assistant Green is vulnerable to a Server-Side Request Forgery SSRF via the mDNS/Zeroconf IPP integration. An unauthenticated attacker on the local network can send a crafted mDNS response to trick Home Assistant into making HTTP requests to arbitrary hosts, including internal servic...

5.4CVSS6.4AI score0.00202EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•11 views

Traefik: BasicAuth singleflight coalescing reintroduces an unauthenticated username-enumeration timing oracle

Summary Traefik's BasicAuth middleware coalesces concurrent credential checks through a singleflight.Group to avoid hashing the same password many times at once. Since v3.6.11 the deduplication key was built from the submitted password plus the stored secret, so it depended on server state: a...

6.3CVSS5.6AI score0.00691EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•15 views

Hatchet DurableTask WorkerStatus gRPC resolves caller-supplied durable-task UUIDs via ListSatisfiedEntries with no tenant_id filter

Cross-tenant disclosure risk on DurableTask bidi RPC This is a low-severity, low-risk cross-tenant data exposure vuln caused by blindly accepting a durable task id, in addition to a list of node and branch ids that identify records in that task's event log, and returning them to the caller via th...

4.3CVSS6.1AI score0.00281EPSS
SaveExploits0References4Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•13 views

Hatchet: Cross-tenant durable callback payload disclosure in Hatchet V1 Dispatcher

Summary The V1 DurableTask stream handler registers worker-supplied durable task external IDs in an in-memory callback routing map before verifying that the authenticated tenant owns the task. If the tenant-scoped ownership check fails, the handler logs the error and continues, but the map entry...

3.1CVSS5.9AI score0.00243EPSS
SaveExploits0References4Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•17 views

Cloudreve: SSRF guard bypass: checkIP does not decode IPv6-transition wrappers (NAT64, IPv4-compatible, 6to4) reaching internal and cloud-metadata addresses

Summary Cloudreve's server-side request forgery guard ValidateExternalURL pkg/request/ssrf.go resolves a user-supplied URL host and rejects it when any resolved IP is a loopback, private, link-local, multicast, unspecified, CGNAT, or the cloud-metadata address. The classification is performed by...

6.5CVSS6AI score0.00402EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•10 views

Gardener: Authorization Bypass via Group Subject Injection

Overview The manage-members custom verb authorization check in the Gardener API server's customverbauthorizer admission plugin can be bypassed by adding Group or ServiceAccount subjects to a Project's member list. The check is documented as controlling "human users or groups", but the...

5.5CVSS5.8AI score0.00389EPSS
SaveExploits0References5Affected Software2
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•10 views

Cloudreve: Privilege Scope Bypass: State-Mutating Admin Operations Accessible via Read-Only OAuth Scope

Summary There is a privilege scope bypass in Cloudreve's admin API where two endpoints that mutate server state are missing the write-scope enforcement that their neighboring endpoints correctly apply. Specifically, the WOPI configuration fetch endpoint and the SMTP test/mail endpoint can both be...

3.8CVSS5.9AI score0.00326EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•9 views

Cloudreve: Storage-quota TOCTOU race allows quota bypass and storage-based denial of service

Summary Cloudreve v4 splits the storage-quota check reading the user's used bytes and comparing them to MaxStorage and the charge incrementing users.storage into two non-atomic steps in the PrepareUpload code path. This creates a Time-of-Check to Time-of-Use TOCTOU race condition. Any authenticat...

7.1CVSS5.7AI score0.00368EPSS
SaveExploits0References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•13 views

Spree: Broken Access Control in `PATCH /api/v3/store/carts/:id/associate` (IDOR)

Summary The Store API v3 endpoint PATCH /api/v3/store/carts/:id/associate binds a guest cart to the authenticated caller without verifying possession of that cart. It locates the cart by prefixed ID only — currentstore.carts.whereuser: nil, currentuser.findbyprefixid!params:id — and omits the...

7.1CVSS5.9AI score0.0028EPSS
SaveExploits0References7Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•13 views

lightrag-hku: Stored Cross-Site Scripting (XSS) in the LightRAG WebUI chat/answer renderer via ingested content

Summary The LightRAG WebUI renders assistant/answer chat content as raw HTML — react-markdown is configured with rehypePlugins=rehypeRaw and skipHtml=false and no HTML sanitizer rehype-sanitize, element allow-list, or custom urlTransform. Because answer content is derived from user-ingested...

6.1CVSS5.8AI score0.00246EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•16 views

lightrag-hku: SSRF via IPv6-transition address bypass (NAT64, IPv4-compatible, 6to4) of the native-markdown image-download guard

Summary LightRAG's native markdown parser downloads external images referenced by an uploaded markdown or textpack document. The only SSRF guard, validatedaddresses in lightrag/parser/markdown/parser.py, resolves the image host and rejects it when the resolved IP is not isglobal. That check is...

7.1CVSS5.7AI score0.00217EPSS
SaveExploits0References8Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•13 views

lightrag-hku: No Rate Limiting on /login Endpoint Allows Brute-Force Attacks

Summary The POST /login endpoint has no rate limiting, account lockout, or delay on failed attempts. An attacker can submit unlimited password guesses at full network speed. Details python lightrag/api/lightragserver.py:2161 @app.post"/login" async def loginformdata: OAuth2PasswordRequestForm =...

9.1CVSS6AI score0.00355EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:40 p.m.•10 views

lightrag-hku: Plaintext Passwords Compared Without Constant-Time Function

Summary When plaintext passwords are stored in AUTHACCOUNTS, the comparison uses Python's == operator which is not constant-time. An attacker with low-latency access can exploit timing differences to recover the password character by character. Details python lightrag/api/passwords.py:13-26 def...

5.9CVSS6AI score0.00359EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•15 views

lightrag-hku: Sensitive Information Exposure Through Raw Exception Messages in API Error Responses

Summary The LightRAG API server passes raw Python exception messages directly into HTTP error responses across 30+ error handlers in every router. When combined with the default unauthenticated configuration see companion report on CWE-306, any network-reachable client can trigger exceptions whos...

5.3CVSS5.7AI score0.00386EPSS
SaveExploits0References7Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•10 views

Nautobot: Authorization bypass in approval workflow REST API allows self-approval and unauthorized activation of scheduled jobs

Impact This is an authorization bypass that escalates into unauthorized server-side job execution. 1. Primary impact - self-approval: The approver checks approver-group membership, change permission on the object under review, one-response-per-user are enforced only in the approve/deny actions on...

6.4CVSS6AI score0.0022EPSS
SaveExploits0References4Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•8 views

Nautobot: Stored cross-site scripting (XSS) in object create/edit form help text

Impact What kind of vulnerability is it? Who is impacted? It has two related instances that share the same root cause: a user-controlled model field is assigned verbatim to a form field's helptext, which is rendered with Django's |safe filter renderfield.html, bypassing auto-escaping. In both cas...

5.4CVSS5.7AI score0.00219EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•15 views

Autobahn Python permessage-deflate bypasses maxMessagePayloadSize after inflation

Summary Autobahn Python enforces maxMessagePayloadSize against the compressed WebSocket frame length before permessage-deflate inflation, then delivers the inflated message to application callbacks without a second size check. A client frame that is only 22 compressed bytes can inflate to 4096...

5.3CVSS6.1AI score0.00524EPSS
SaveExploits0References6Affected Software2
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•12 views

Nuclei: Environment Variable Disclosure via Response-Derived Data in DAST/Fuzz Mode

A vulnerability in Nuclei's DAST/fuzz expression evaluation path allows a malicious target server to trigger disclosure of scanner-host environment variables when the -env-vars / -ev option is explicitly enabled. This is an incomplete fix for CVE-2026-41645 / GHSA-jm34-66cf-qpvr. The original fix...

5.3CVSS5.8AI score0.0041EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•13 views

Nuclei: Local File Read via Workflow File-Protocol Gate Bypass

A vulnerability in Nuclei's workflow template loader allows file: protocol templates to execute without the -file flag, bypassing a security gate that is meant to prevent local file reads on the scanner host. Affected Component The issue is in the workflow template loading path. The main template...

5.5CVSS6.2AI score0.00166EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•13 views

Nuclei: Local File Read via MySQL Client Sandbox Bypass

A vulnerability in Nuclei's JavaScript MySQL client library allows arbitrary local file reads that bypass the -allow-local-file-access -lfa sandbox restriction. Affected Component The issue is in the nuclei/mysql JavaScript library used by javascript: protocol templates. The MySQL client connecti...

5.3CVSS6.2AI score0.00401EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•8 views

Nuclei: Arbitrary Command Execution via DAST Code Signature Bypass

A vulnerability in Nuclei's DAST template loading path allows unsigned code: protocol templates to execute, bypassing the cryptographic signature requirement that is meant to prevent arbitrary command execution from untrusted templates. Affected Component The issue is in the template loader's DAS...

4.7CVSS6.3AI score0.00181EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•16 views

Nuclei: Arbitrary Code Execution via Goja JavaScript Engine Vulnerability

A vulnerability in the Goja JavaScript engine used by Nuclei's javascript: protocol allows arbitrary native code execution on the scanner host when running untrusted JavaScript templates. Affected Component The issue is in the Goja JavaScript runtime embedded in Nuclei's JavaScript protocol...

6.8AI score
SaveExploits0References7Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•13 views

Tinyauth: Unauthenticated login attempts can trigger global login lockdown denial of service

Summary Tinyauth's login rate-limit bookkeeping can enter a global lockdown mode when its in-memory login-attempt map reaches 256 distinct identifiers. Because unauthenticated POST /api/user/login requests for unknown usernames are recorded in this same map, a remote unauthenticated attacker can...

5.3CVSS5.7AI score0.006EPSS
SaveExploits0References8Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•13 views

Tinyauth: forward-auth per-app ACL is matched case-sensitively against the (case-insensitive) hostname, letting an authenticated user reach apps they are not on the allowlist for

tinyauth: forward-auth per-app ACL is matched case-sensitively against the case-insensitive hostname, letting an authenticated user reach apps they are not on the allowlist for GitHub Advisory Details form fields — paste-ready Affected products | Field | Value | |-------|-------| | Ecosystem |...

8.1CVSS5.9AI score0.00612EPSS
SaveExploits0References8Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•10 views

Tinyauth: User enumeration attack by timing oracle

Summary It's possible to enumerate users through a timing oracle. In other words: I can easily check if a username exists or not by observing the timing differences between logins. PoC Setup a tinyauth server with a local user. It can be over the network. Try to log in with the local user, using ...

6.9CVSS5.9AI score0.00481EPSS
SaveExploits0References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•12 views

KubeEdge: Command Injection in NodeUpgradeJob - RCE on edge nodes via v1alpha2 API

Impact The KubeEdge NodeUpgradeJob handler constructed the keadm upgrade edge command by concatenating the user-controlled spec.version and spec.image fields into a shell command. An authenticated user with permission to create or update NodeUpgradeJob resources through the v1alpha2 API could...

8.8CVSS6.3AI score0.00485EPSS
SaveExploits0References15Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:37 p.m.•7 views

KubeEdge: Unbounded allocation in viaduct packer enables authenticated remote DoS against CloudHub

Summary KubeEdge CloudHub uses the viaduct packer to decode messages received from connected peers. The packer reads a 32-bit payload length from the message header and previously allocated a buffer of that size without enforcing an upper bound. An authenticated peer that can establish a viaduct...

6.5CVSS5.9AI score0.00504EPSS
SaveExploits0References15Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•8 views

KubeEdge: keadm DecompressTarGz path traversal enables arbitrary file write on Windows during edge node join

Description KubeEdge keadm contains a path traversal vulnerability in the DecompressTarGz archive extraction function. Archive entry names were joined directly with the extraction destination without sufficient validation. A crafted tar.gz archive containing parent-directory components,...

8.1CVSS5.9AI score0.0062EPSS
SaveExploits0References15Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•12 views

OpenBao Skips Stricter Deny Policy for LIST operations

Impact When a policy operator has written capabilities = "deny" on a path with a trailing wildcard but allowed a broader list operation e.g., a deny on secrets/metadata/restricted/ but allowed list on secrets/metadata/, OpenBao would incorrectly allow the operation. This did not impact other...

6CVSS5.7AI score0.00354EPSS
SaveExploits0References8Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•15 views

OpenBao's Recovery Mode Vulnerable To Token Leakage via Timing Attack

Impact When running in the highly privileged recovery mode, OpenBao was vulnerable to a timing attack against the single recovery token. This allowed an attacker to extract the recovery token and use it to perform operations against the OpenBao instance, including reading or modification of data...

9.2CVSS5.7AI score0.00497EPSS
SaveExploits0References7Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•13 views

OpenBao's Templated Policies Allow Privilege Escalation via Wildcard Characters

Impact ACL Policies OpenBao supports "templated polices": Policies with placeholders that are replaced at evaluation time. This allows you to write a single policy which e.g. grants user "alice" access to all entries in a key value engine prefixed with alice/ while granting "bob" access to bob/,...

7.5CVSS5.9AI score0.00421EPSS
SaveExploits0References9Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•12 views

OpenBao Agent Writes Secrets to Stdout

Impact During certain error conditions, OpenBao Agent's exec rendering mode will incorrectly write secrets specified in envtemplate to stdout. This primarily happens when numretries is met. This vulnerability is original to Vault and was reported via the OpenBao security mailing list. Patches Thi...

2.4CVSS5.8AI score0.00125EPSS
SaveExploits0References7Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•9 views

KubeEdge: ConfigUpdateJob updateFields enables remote shell injection and code execution on edge nodes

Description KubeEdge ConfigUpdateJob processing was vulnerable to command injection on edge nodes. The updateFields values from a ConfigUpdateJob were concatenated into a command string and executed through a system shell. An authenticated user with sufficient permissions to create or update...

8.8CVSS6.5AI score0.00476EPSS
SaveExploits0References15Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•11 views

Unleash: Missing await on permission check + cross-project IDOR in admin API

Summary Multiple authorization vulnerabilities in Unleash admin API, including a critical missing await that completely bypasses a permission check. Vulnerability 1: Missing await on Permission Check HIGH File: src/lib/features/segment/segment-controller.ts line 345 POST...

7.1CVSS5.9AI score0.00484EPSS
SaveExploits0References8Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•15 views

Unleash: A project member can reorder activation strategies belonging to any other project / environment (cross-project integrity write), bypassing project RBAC and the audit log

Summary Unleash scopes write permissions per project and per environment: a user with the UPDATEFEATURESTRATEGY permission on project A is supposed to be able to mutate activation strategies only within project A. The endpoint POST...

4.3CVSS5.8AI score0.0023EPSS
SaveExploits0References4Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•15 views

MCP Atlassian: Arbitrary file read/exfiltration via upload_attachment missing validate_safe_path()

Summary The uploadattachment method in confluence/attachments.py reads and uploads arbitrary local files to Confluence without calling validatesafepath. Both download methods downloadattachment at line 223, downloadcontentattachments at line 272 correctly call validatesafepath before writing file...

7.7CVSS6.3AI score0.0034EPSS
SaveExploits1References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•14 views

MCP Atlassian: OAuth fallback token storage writes plaintext access and refresh tokens with group-readable permissions

Summary When OAuth tokens are saved, MCP Atlassian always writes a plaintext fallback copy under /.mcp-atlassian/oauth-.json. The fallback file is created with the process default umask rather than restrictive permissions. In this environment the file was created as mode 0664, exposing access and...

6.1CVSS5.8AI score0.00108EPSS
SaveExploits1References6Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•19 views

MCP Atlassian: Incomplete fix for GHSA-7r34-79r5-rcc9: redirect-based SSRF via unhooked requests session in Jira user-permission lookup

Summary The fix for the SSRF vulnerability tracked as GHSA-7r34-79r5-rcc9 / CVE-2026-27826 is incomplete. That fix added two defenses: validateurlforssrf on the per-request X-Atlassian-Jira-Url / X-Atlassian-Confluence-Url headers blocking a directly-internal base URL, and a redirect-validation...

8.2CVSS6.4AI score0.01042EPSS
SaveExploits2References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•17 views

MCP Atlassian: Arbitrary server-local file upload to Jira/Confluence attachments via unrestricted file_path parameters

Summary The Jira and Confluence attachment upload tools accept caller-controlled file path parameters and read those paths from the MCP server's local filesystem before uploading the file as an Atlassian attachment. In local stdio deployments, this can expose files readable by the user's MCP...

8.3CVSS6.1AI score0.00388EPSS
SaveExploits1References5Affected Software1
Github Security Blog
Github Security Blog
•added 2026/09/22 8:36 p.m.•15 views

[mcp-atlassian] Authentication bypass in HTTP transport: AtlassianOpaqueTokenVerifier accepts any non-empty token

Description mcp-atlassian deploys in two common patterns: Pattern A single-user, server-side credentials: operator sets JIRAUSERNAME + JIRAAPITOKEN or CONFLUENCEUSERNAME + CONFLUENCEAPITOKEN in environment variables. Server uses these to call Jira/Confluence. This is the documented quickstart...

10CVSS6.4AI score0.00286EPSS
SaveExploits1References6Affected Software1
Total number of security vulnerabilities36349