Zebra v4.4.0 still accepts V5 SIGHASH_SINGLE without a corresponding output

Consensus Divergence in V5 Transparent SIGHASHSINGLE With No Corresponding Output Summary Zebra failed to enforce a ZIP-244 consensus rule for V5 transparent transactions: when an input is signed with SIGHASHSINGLE and there is no transparent output at the same index as that input, validation mus...

phpseclib guardrails needed on OID length

Impact Any application using that loads untrusted ASN1 files eg. X509 certificates, RSA PKCS8 private or public keys, etc. Patches https://github.com/phpseclib/phpseclib/commit/e32531001b4d62c66c3d824ccef54ffad835eb59 Workarounds No. Resources...

justhtml introduces denial-of-service hardening

Summary justhtml 1.18.0 fixes multiple low-severity denial-of-service hardening issues in CSS selector handling and linkification. These issues are availability concerns. They do not allow script execution, data disclosure, or sanitizer bypass by themselves. Affected versions - justhtml 1.18.0...

bitcoinj has a ScriptExecution P2PKH/P2WPKH Verification Bypass

Summary ScriptExecution.correctlySpends contains two fast-path verification bugs for standard P2PKH and native P2WPKH spends in core/src/main/java/org/bitcoinj/script/ScriptExecution.java. In both branches, bitcoinj verifies an attacker-controlled signature/public-key pair but fails to verify tha...

nhost has Session Persistence After Password Change

Description When a user changes their password, either through the authenticated password change endpoint or a password reset ticket, the ChangePassword workflow correctly hashes and persists the new password via UpdateUserChangePassword. However, it does not revoke existing sessions. The...

gitsign --verify panics on empty-certificate PKCS7 and exits 0, bypassing exit-code callers

Summary CertVerifier.Verify in pkg/git/verifier.go unconditionally dereferences certs0 after sd.GetCertificates without checking the slice length. A CMS/PKCS7 signed message with an empty certificate set is a structurally valid DER payload; GetCertificates returns an empty slice with no error,...

`potato-annotation` has a Project-Boundary Bypass

Summary validatepathsecurity uses string-prefix containment startswith for boundary checks. This allows paths that are outside the intended project directory but share its prefix string e.g., /tmp/potatoprojdemoevil/... vs /tmp/potatoprojdemo to be accepted. Details Affected source location root...

ExternalSecrets vulnerable to privilege escalation with secret overwriting

ExternalSecrets allows users to craft Service Account tokens for misconfigured Service Accounts in namespaces the users have access to. Impact A user who only has permission to create ExternalSecret resources can cause the operator to create a Secret that Kubernetes will automatically populate wi...

MCP Registry has an unauthenticated SSRF: HTTP namespace verification dials 6to4 / NAT64 / site-local IPv6 addresses, bypassing private-address allowlist

Summary The Registry's HTTP-based namespace verification POST /v0/auth/http, POST /v0.1/auth/http uses safeDialContext internal/api/handlers/v0/auth/http.go:67-110 to refuse dialling private/internal addresses when fetching the well-known public-key file from a publisher-supplied domain. The...

MCP Registry vulnerable to stored XSS in catalogue UI via attribute-quote breakout in publisher-controlled `websiteUrl`

Summary The public catalogue UI served at GET / file internal/api/handlers/v0/uiindex.html is vulnerable to stored cross-site scripting via the server.websiteUrl field of any published server.json. Server-side validation in internal/validators/validators.go validateWebsiteURL only checks that the...

fast-uri vulnerable to path traversal via percent-encoded dot segments

Impact fast-uri v3.1.0 and earlier decodes percent-encoded path separators %2F and dot segments %2E before applying dot-segment removal in normalize and equal. This makes encoded path data behave like real / and .., so distinct URIs collapse onto the same normalized path. For example,...

@fastify/accepts-serializer Vulnerable to Denial of Service via Unbounded Accept Header Cache Growth

Impact @fastify/accepts-serializer cached serializer-selection results keyed by the request Accept header without a size limit or eviction policy. A remote unauthenticated client could send many distinct but matching Accept header variants to make the cache grow unbounded. Under sustained load,...

ZITADEL has LDAP Filter Injection in Login Flow

Summary A vulnerability was discovered in Zitadel's LDAP identity provider implementation, which fails to properly escape user-provided usernames before incorporating them into LDAP search filters. This allows unauthenticated attackers to perform LDAP Filter Injection during the login process...

ex_webrtc client-role handshake is missing DTLS peer fingerprint validation

Summary Missing DTLS peer certificate fingerprint validation in the DTLS client active role removes one side of WebRTC's mutual authentication. The bug is not independently exploitable for media interception in standard deployments, but enables a full man-in-the-middle attack when chained with...

MCP Registry's GitHub OIDC tokens are replayable across registry deployments due to shared audience

SECURITY registry001 Vulnerability Report While analyzing the code logic, an area that may lead to unintended behavior under specific conditions was discovered. Overview - Verified Version: c5c4b9e8890dd5754bee889b2f1417f4fe3b5ce5 - Vulnerability Type: Authentication bypass via cross-registry OID...

MCP Registry has open redirect via protocol-relative path in trailing-slash middleware

Summary The TrailingSlashMiddleware in internal/api/server.go is vulnerable to an open redirect attack. An attacker can craft a URL with a protocol-relative path e.g., //evil.com/ that, after trailing slash removal, results in a Location header of //evil.com — which browsers interpret as an...

n8n-mcp affected by path traversal, redirect-following SSRF, and telemetry payload exposure

Impact n8n-mcp versions before 2.50.1 contained three independently-reported issues affecting deployments that run the n8n API integration: 1. Caller-supplied identifiers were not validated before being used as URL path segments by the n8n API client. An authenticated MCP caller passing a crafted...

n8n-mcp webhook and API client paths has an authenticated SSRF

Summary Authenticated Server-Side Request Forgery affecting the webhook trigger tools, the n8n API client N8NAPIURL, and per-request URLs supplied via the x-n8n-url header in multi-tenant HTTP mode. Impact A caller with access to the MCP session can drive HTTP requests from the n8n-mcp host to...

PrestaShop has a stored XSS executable in customer service view

Impact This is a stored Cross-site Scripting XSS vulnerability in the PrestaShop back-office Customer Service view. An unauthenticated attacker can submit the public Contact Us form with a malicious email address. The payload is stored in the database and executed when a back-office employee open...

SiYuan Affected by Stored XSS via Attribute View Name to Electron Renderer RCE

Summary The kernel stores Attribute View AV / database names without any HTML escape, then a render template uses raw strings.ReplaceAlltpl, "$avName", nodeAvName to embed the name in HTML before pushing to all clients via WebSocket. Three independent client paths render.ts:120 → outerHTML,...

gmaps-mcp's unauthenticated HTTP transport allows unlimited Google Maps API calls at operator expense

Unauthenticated HTTP Transport Allows Unlimited Google Maps API Calls at Operator Expense The gmaps-mcp codebase was reviewed at commit e671db68c804c9e67d51582d3280839ffa65f127 and three issues worth flagging were discovered — one high-severity, one medium, one structural. There were no...

fast-xml-builder allows attribute values with unwanted quotes to bypass malicious or unwanted attributes

Summary When an input data has quotes in attribute values but process entities is not enabled, it breaks the attribute value into multiple attributes. This gives the room for an attacker to insert unwanted attributes to the XML/HTML. Detail Malicious Input a: "@attr": '" onClick="alert1' Output x...

fast-xml-builder Comment Value regex can be bypassed

Summary The fix for https://github.com/advisories/GHSA-gh4j-gqv2-49f6 in fast-xml-parser sanitizes -- sequences in XML comment content using .replace/--/g, '- -'. This skip the values containing three consecutive dashes e.g., ---..., allowing an attacker to break out of an XML comment and inject...

vm2 has access to `VM2_INTERNAL_STATE_DO_NOT_USE_OR_PROGRAM_WILL_FAIL`

Summary https://github.com/patriksimek/vm2/security/advisories/GHSA-wp5r-2gw5-m7q7 is not fully patched. Details It is still possible to get access to VM2INTERNALSTATEDONOTUSEORPROGRAMWILLFAIL. PoC js const VM = require"vm2"; const vm = new VM; console.logvm.run...

vm2 has Sandbox Breakout Through Null Proto Exception

Summary VM2 suffers from a sandbox breakout vulnerability. This allows attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system. Details In handleException due to // SECURITY post-GHSA-mpf8 hardening: use from not ensureThis exceptions with a...

vm2 has sandbox breakout via `neutralizeArraySpeciesBatch`

Summary VM2 suffers from a sandbox breakout vulnerability. This allows attackers to write code which can escape from the VM2 sandbox and execute arbitrary commands on the host system. Details The new method neutralizeArraySpeciesBatch works with objects from the other side but can call into this...

Devise has an Open Redirect via Unvalidated `request.referrer` in Timeoutable Session Timeout Handler

Summary When the Timeoutable module is enabled in Devise, the FailureAppredirecturl method returns request.referrer — the HTTP Referer header, which is attacker-controllable — without validation for any non-GET request that results in a session timeout. An attacker who hosts a page with an...

Apache NiFi is missing the Restricted annotation with the Execute Code Required Permission

The optional extension component TinkerpopClientService is missing the Restricted annotation with the Execute Code Required Permission in Apache NiFi 2.0.0-M1 through 2.8.0. The TinkerpopClientService supports configuration of ByteCode Submission for the Script Submission Type, enabling Groovy...

Bouncy Castle LTS native GCM chunking can cause bad-tag exception on decryption

In Bouncy Castle LTS for Java, the AES/GCM native implementation used on Intel CPUs with AES PAA instruction sets AVX / VAES / VAESF variants can intermittently produce an incorrect authentication tag verification result during decryption when the ciphertext is fed in via a mix of update calls...

Alkacon OpenCms is vulnerable to XSS via updateModelGroups.jsp

A Cross Site Scripting vulnerability in Alkacon OpenCms before 16 exists via updateModelGroups.jsp...

Alkacon OpenCms allows remote unauthenticated attackers to obtain sensitive information

Alkacon OpenCms before 10.5.1 allows remote unauthenticated attackers to obtain sensitive information via a cmis-online/query XXE attack on a Chemistry servlet...

Alkacon OpenCms is vulnerable to XSS via cmis-online/type

A Cross Site Scripting vulnerability in Alkacon OpenCms before 10.5.1 exists via cmis-online/type...

Alkacon OpenCms is vulnerable to XXE when the <!DOCTYPE> refers to an external host

Alkacon OpenCms before 16 allows XXE when the refers to an external host...

short-video-maker has a path traversal vulnerability

A security flaw has been discovered in gyoridavid short-video-maker up to 1.3.4. This affects an unknown part of the file src/server/routers/rest.ts of the component REST API. The manipulation of the argument req.params.tmpFile results in path traversal. The attack can be launched remotely. The...

OpenStack Cyborg's Accelerator Request (ARQ) API does not enforce project ownership at any layer

In OpenStack Cyborg before 16.0.1, the Accelerator Request ARQ API does not enforce project ownership at any layer. The projectid column in the database is never populated NULL for every ARQ, database queries have no project filtering, and policy checks are self-referential the authorizewsgi...

OpenStack Cyborg uses rule:allow (check_str='@') as the default policy for multiple API endpoints

OpenStack Cyborg before 16.0.1 uses rule:allow checkstr='@' as the default policy for multiple API endpoints. This unconditionally authorizes any request carrying a valid Keystone token regardless of roles, project membership, or scope. An authenticated user with zero role assignments can complet...

rust-openssl vulnerable to heap buffer overflow when encrypting with AES key-wrap-with-padding

CipherCtxRef::cipherupdate, CipherCtxRef::cipherupdatevec, and symm::Crypter::update incorrectly sized output buffers when used with AES key-wrap-with-padding ciphers EVPaes128,192,256wrappad. For a non-multiple-of-8 input, OpenSSL writes up to 7 bytes past the end of the caller's buffer or Vec,...

utcp-http vulnerable to SSRF via attacker-controlled OpenAPI servers[0].url in HTTP communication protocol

Summary The utcp-http plugin is vulnerable to a blind Server-Side Request Forgery SSRF caused by a trust-boundary inconsistency between manual discovery and tool invocation. registermanual validates the discovery URL against an HTTPS / loopback allowlist, but calltool and calltoolstreaming reuse...

netbox-data-flows has stored XSS in ObjectAlias names rendered inside DataFlow tables

Summary An authenticated user who can create or edit ObjectAlias objects can store arbitrary HTML/JavaScript in an alias name. That payload is later rendered unescaped in DataFlow table views, causing a stored XSS when another user views the affected page. Details The issue is caused by unsafe HT...

mcp-ssh-tool has file transfer path policy bypass and bearer token comparison hardening

Summary mcp-ssh-tool has released version 2.1.1 with security hardening for transfer path authorization and HTTP bearer authentication. The release addresses: - insufficient local path policy enforcement in transfer-related filesystem handling - incomplete canonicalization and segment-boundary...

Microsoft APM CLI's plugin.json component paths escape plugin root and copy arbitrary host files during install

Summary Microsoft APM normalizes marketplace plugins by copying plugin components referenced in plugin.json into .apm/. The manifest fields agents, skills, commands, and hooks are attacker-controlled, but the implementation does not enforce that those paths remain inside the plugin directory. A...

ech0's acess tokens with expiry=never cannot be revoked: logout panics, delete does not blacklist JTI

Summary Access tokens created with the "never expire" option have no exp JWT claim. Three independent revocation mechanisms fail for this token type. Logout at internal/handler/auth/auth.go:154 and :163 dereferences claims.ExpiresAt.Time, panicking on the nil field so the token never hits the...

Ech0's OAuth redirect URI validation ignores path component, enables exchange-code theft

Summary parseAndValidateClientRedirect at internal/service/auth/auth.go:448 validates OAuth client-redirect URIs by comparing only scheme and host against the admin-configured allowlist. Path, query, and fragment are ignored. The initiator at /oauth/:provider/login embeds the caller-supplied...

OSGeo GDAL vulnerable to heap-based buffer overflow

A security flaw has been discovered in OSGeo gdal up to 3.13.0dev-4. Impacted is the function GDnentries of the file frmts/hdf4/hdf-eos/GDapi.c. Performing a manipulation of the argument DataFieldName results in heap-based buffer overflow. The attack must be initiated from a local position. The...

OSGeo GDAL vulnerable to out-of-bounds read

A weakness has been identified in OSGeo gdal up to 3.13.0dev-4. The affected element is the function GDfieldinfo of the file frmts/hdf4/hdf-eos/GDapi.c. Executing a manipulation can lead to out-of-bounds read. The attack needs to be launched locally. The exploit has been made available to the...

Postorius is vulnerable to XSS

Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026...

Ech0 has Server-Side Request Forgery (SSRF) via Connect Handler fetchPeerConnectInfo

Summary The fetchPeerConnectInfo function in internal/service/connect/connect.go:214-239 uses httpUtil.SendRequest no SSRF protection instead of SendSafeRequest which has ValidatePublicHTTPURL with private IP blocking. This allows authenticated users to make the server request arbitrary URLs...

Ech0 allows PUT /api/echo/like/:id unauthenticated: anonymous callers to modify any echo's fav_count

Summary PUT /api/echo/like/:id at internal/router/echo.go:12 is registered on PublicRouterGroup with no authentication and no rate limit. Anonymous callers increment the favcount counter on any echo including private echoes by UUID, repeat the request without deduplication, and trigger a database...

Ech0's Unauthenticated Like Endpoint Enables Arbitrary Engagement Metric Inflation

Summary No authentication is required to invoke PUT /api/echo/like/:id. The handler is registered on the public router group. The service increments favcount for the given echo without checking identity, without a per-user limit, and without CSRF tokens. A remote client can arbitrarily inflate li...

Ech0's RSS feed renders unescaped tag names and raw-HTML markdown, stored XSS against subscribers

Summary The public RSS/Atom feed at /rss renders two attacker-controlled surfaces without HTML escaping. Tag names flow through fmt.AppendfrenderedContent, "%s", tag.Name at internal/service/common/common.go:120, and the Markdown renderer at internal/util/md/md.go does not set the html.SkipHTML...