MCP Ruby SDK: Streamable HTTP transport lacks DNS-rebinding (Host/Origin) protection

Summary MCP::Server::Transports::StreamableHTTPTransport the Rack-mountable Streamable HTTP transport in the mcp gem processes every incoming JSON-RPC request without ever inspecting the HTTP Host or Origin request headers. There is no AllowedHosts/AllowedOrigins allowlist and no DNS-rebinding...

OliveTin OS Command Injection via Custom regex: Argument Type Bypassing Shell Safety Check

Summary OliveTin's checkShellArgumentSafety function maintains a blocklist of argument types unsafe for Shell mode actions, but does not include regex:-prefixed types. Because regex: support was added independently via typeSafetyCheckRegex, any Shell mode action using a regex:-typed argument...

OliveTin: StartActionAndWait Endpoints Bypass `logs` Permission and Return Action Output

Summary The synchronous execution RPCs StartActionAndWait and StartActionByGetAndWait return the full LogEntry for the just-executed action without checking whether the caller is allowed to read that action's logs. OliveTin's ACL model separates exec from logs. A deployment can intentionally allo...

OliveTin: Unauthenticated DoS via OAuth2 State Memory Exhaustion (Unbounded Map Growth)

Summary OliveTin's OAuth2 login handler stores per-login state in an in-memory map registeredStates that grows unboundedly. States are added on every /oauth/login request but are never deleted or expired. An unauthenticated attacker can send millions of requests to /oauth/login to fill the map wi...

pip would incorrectly handle doubly-encoded package URLs from indexes

pip would incorrectly handle doubly-encoded package URLs from indexes allowing for files to be installed to arbitrary locations on disk even when installing wheels. This vulnerability requires downloading or installing a package from a malicious package index to succeed, malicious packages alone...

mathlive's Lack of Escaping of HTML allows for XSS

Summary Despite the 0.104.0 patch escaping attribute-bearing constructs \htmlData, \href, text-content reflection was missed. The \text, \mbox commands accept arbitrary characters in their body and emit them raw and unescaped into both the HTML markup and the MathML output, leading to XSS. Detail...

OpenTelemetry Java Instrumentation: JDBC Auto-Instrumentation Logging Clear-Text Passwords

OpenTelemetry Java Instrumentation JDBC auto-instrumentation may fail to sanitize passwords in SQL CONNECT statements when the password is double-quoted. As a result, clear-text database passwords can be added to trace span attributes and exported to observability backends...

OpenTelemetry Javaagent RMI context propagation allows resource exhaustion

The RMI context propagation payload reader limits the number of context entries but does not limit the aggregate size of the strings read from the stream. An attacker who can reach an RMI endpoint on an instrumented JVM can send an oversized context propagation payload. This can cause excessive...

ActiveRecord::Tenanted::Storage::DiskService#path_for has a possible path traversal

Summary Active Record Tenanted's override of Active Storage's DiskServicepathfor does not validate that the resolved filesystem path remains within the storage root directory. If a blob key containing path traversal sequences e.g. ../ is used, it could allow reading, writing, or deleting arbitrar...

netfoil: Incorrect block responses could lead to localhost traffic

Summary 0.0.0.0 was used instead of NXDOMAIN for block responses. On Linux, which is the target platform for netfoil, the 0.0.0.0 is sent to localhost rather than just dropped. Impact Unintended traffic could be sent to localhost. Impact depends on running services and firewall rules...

Logging operator has Fluentd configuration injection that allows remote code execution

Summary The Fluentd configuration renderer in Logging operator writes strings from CRDs such as Flow directly into fluent.conf without escaping them. As a result, a user who can create Flow resources can inject Fluentd configuration by providing values that contain newlines. In the confirmed path...

ZITADEL Users Can Self-Verify Email/Phone via API

Summary A vulnerability in Zitadel's self-management capability allowed users to mark their email and phone as verified without going through an actual verification process. While GHSA-282g-fhmx-xf54 CVE-2026-27946, "Users Can Self-Verify Email/Phone via UpdateHumanUser API" closed the path that...

proot-distro has a Container Isolation Bypass via Crafted Restore Archive

Affected Component - Package: proot-distro - Affected command: restore - Attack surface: Host-side Termux CLI processing a user-supplied backup archive - Vulnerability type: Container Isolation Bypass / Cross-Container Read and Write --- Affected Versions | Component | Version | |---|---| |...

`proot-distro install` has a Symlink Escape (Arbitrary Host File Write) via Malicious Tar Archive

Repository: termux/proot-distro Component: prootdistro/commands/install.py → extractplaintar; also helpers/docker.py → applylayer --- Affected Versions | Component | Version | |---------------|------------------------------| | proot-distro | 5.0.2 confirmed vulnerable | | Termux app |...

Easy!Appointments disable_booking_message rendered as raw HTML on public booking page — Stored XSS

Summary Easy!Appointments allows administrators to define a custom "booking disabled" message through the booking settings page. That value is stored in the disablebookingmessage setting via a rich-text editor and later passed directly to the public bookingmessage view without escaping or...

Easy!Appointments: Authorization bypass in Google OAuth provider binding lets any backend user rebind a peer provider's Google sync

Summary Google::oauth at application/controllers/Google.php:278 stores its URL-supplied providerid in the session, and oauthcallback saves the issued Google OAuth token against that row without checking the caller owns the provider. Any logged-in backend user admin, provider, or secretary rebinds...

Easy!Appointments has unauthenticated customer PII disclosure on booking reschedule page

Summary The booking reschedule view at /index.php/booking/reschedule/appointmenthash handled by Booking::index embeds the entire customer record as inline JavaScript const vars = ... "customerdata": ..., ... without authentication and without field whitelisting. Anyone in possession of the...

Easy!Appointments appointments/store and appointments/update allow cross-provider appointment injection — Authorization Bypass

Summary Easy!Appointments correctly filters provider-scoped appointments in the appointments/search response, proving that provider isolation is an intended security boundary. However, the direct mutation endpoints appointments/store and appointments/update only check generic appointment privileg...

Easy!Appointments has server-side request forgery in CalDAV connection test that exposes the deployment's internal network

Summary Caldav::connecttoserver at application/controllers/Caldav.php:60 hands the request's caldavurl to a Guzzle REPORT call without scheme or host validation. A logged-in backend user admin, provider, or secretary reaches loopback, RFC1918, and link-local hosts on the deployment's network. The...

Easy!Appointments Vulnerable to Appointments Takeover via Excessive Data Exposure

Summary An Excessive Data Exposure vulnerability in the customers search endpoint allows an authenticated user to obtain appointment hashes belonging to other users. Using these hashes, an attacker can modify or delete appointments of other providers, resulting in an Appointments Takeover. Detail...

olm dependency deprecation: CVE-2022-39255 and CVE-2024-45193

Problem Multiple vulnerabilities were disclosed in 2024 affecting libolm Olm: AES timing / side‑channel, Ed25519 signature malleability, and timing leaks in base64 decoding; several CVEs were assigned. Patches and mitigations were published; maintainers recommend upgrading to fixed versions. In...

AgentCore CLI Bedrock Agent Import Vulnerable to Code Injection via Improper Triple-Quote Escaping

Summary The AgentCore CLI @aws/agentcore is a developer tool for managing agent infrastructure lifecycle on Amazon Bedrock AgentCore. An issue exists where, under certain circumstances, a crafted collaborationInstruction value stored in Bedrock Agent collaborator metadata can break out of a Pytho...

prebid-server's request forgery vulnerability allows for possible host environment data extraction

Impact Certain bidder adapters accept user-supplied parameters that are interpolated into outbound request URLs. Without proper input validation, a malicious actor could craft bid request parameters that cause the server to send HTTP requests to unintended destinations, potentially exposing...

Tame Dependabot: Group your updates, slow the cadence, keep security fast

If you maintain an active repository, you know the feeling. You open your notifications on a Monday morning and there they are: five, 10, sometimes a dozen Dependabot pull requests, each bumping a single dependency by a single patch version. Individually, every one of them is helpful. Collectivel...

Quarkus: Authentication/Authorization Bypass via Advanced Path Normalization Vulnerabilities

Quarkus HTTP path-based authorization policies can be bypassed using encoded semicolons %3B to smuggle matrix parameters past the security layer, and using encoded slashes %2F or backslashes %5C to access protected static resources. This is a distinct issue from CVE-2026-39852, which addressed on...

@dynatrace-oss/dynatrace-mcp-server's create_dynatrace_notebook missing the human-approval gate

Summary A missing human-approval gate on the createdynatracenotebook tool allows a caller to create persistent tenant-visible documents containing arbitrary content including embedded DQL that other users execute when opening the notebook without operator consent. Details dynatrace-mcp-server...

Penelope unsafe tar extraction allows arbitrary local file write via crafted session archive

Summary Penelope versions prior to 0.19.3 extracted tar archives received from remote sessions without validating archive member paths. When using the affected Unix download path, a malicious or compromised remote session could return a crafted tar archive containing path traversal entries, such ...

nanoid: non-secure generators can loop indefinitely with negative size

nanoid Nano ID before 5.1.16 contains an infinite loop in the customAlphabet and nanoid functions of its non-secure module nanoid/non-secure. When these functions are given a negative size, the loop counter is decremented from a negative value and never reaches its termination condition, spinning...

nanoid: custom generators can loop indefinitely when size is zero

nanoid Nano ID before 5.1.6 contains an infinite loop in the customAlphabet and customRandom functions. When these functions are configured with a size of 0, the internal generation loop never satisfies its exit condition and spins indefinitely, hanging the calling thread. An application that...

Req vulnerable to multipart form-data header injection via unescaped name/filename/content_type

Summary Req's multipart form encoder interpolates the per-part name, filename, and contenttype directly into the part headers without escaping. An attacker who can influence any of those values can inject CRLF-separated header lines, smuggle additional form fields, or prepend a whole extra part...

Req vulnerable to unbounded archive/compression extraction triggered by response content-type

Summary Req's default response pipeline auto-decodes archive and compressed bodies based on the server-supplied content-type or URL extension and materialises the full decompressed contents in memory with no size cap. An attacker who controls or can redirect a victim into an HTTP endpoint reached...

veraPDF Parser DoS via PostScript Type 1 Font Programs

Summary Description A PostScript-interpreter-driven Denial of Service CWE-1325 vulnerability in veraPDF allows a remote attacker to exhaust validator memory or CPU by submitting a PDF whose Type 1 font /FontFile is a font program containing attacker-supplied PostScript. veraPDF's Type 1 font...

veraPDF Parser DoS via PostScript CMap Streams

Summary Description A PostScript-interpreter-driven Denial of Service CWE-1325 vulnerability in veraPDF allows a remote attacker to exhaust validator memory or CPU by submitting a PDF whose Type 0 font /Encoding or any /ToUnicode is a CMap stream containing attacker-supplied PostScript. veraPDF...

veraPDF-validatio: Use of Default `DocumentBuilderFactory` leads to XXE When Processing Untrusted PDFs

Summary veraPDF-validation has an XML External Entity XXE vulnerability in two PDF parsing paths validate and GFPDAcroForm.getdynamicRender. A malicious/crafted PDF supplied to a veraPDF consumer can lead to the expansion of external entities while parsing rich-text annotation/form-field values o...

veraPDF Validation XXE via Rich Text

Summary Description An XML External Entity Injection CWE-611 vulnerability in veraPDF allows a remote attacker to read arbitrary files on the server file system and perform Server-Side Request Forgery by submitting a crafted PDF containing a malicious rich-text /RC or /RV entry. This affects all...

veraPDF Validation XXE via XFA

Summary Description An XML External Entity Injection CWE-611 vulnerability in veraPDF allows a remote attacker to read arbitrary files on the server file system and perform Server-Side Request Forgery by submitting a crafted PDF containing a malicious XFA stream. This affects all current versions...

swagger-typescript-api vulnerable to code injection via unescaped OpenAPI path strings in generated method bodies

Summary swagger-typescript-api interpolates OpenAPI path strings the keys of the paths object, e.g. /users/id directly into a JavaScript template literal inside the body of every generated API method, without escaping. A spec path containing $ … survives parseRouteName's x / :x rewriter verbatim...

swagger-typescript-api vulnerable to code injection via unescaped enum string values

Summary swagger-typescript-api interpolates components.schemas..enumi string values into the body of generated TypeScript enum declarations without escaping. A malicious enum value can close the enclosing string literal, terminate the enum body, and inject a bare-block IIFE that executes at modul...

swagger-typescript-api vulnerable to code injection via unescaped `servers[0].url` in axios http-client template

Summary swagger-typescript-api interpolates servers0.url directly into a TypeScript string literal inside the HttpClient constructor body of the generated axios client templates/base/http-clients/axios-http-client.ejs:71, without any escaping. A malicious URL containing a " closes the string...

swagger-typescript-api vulnerable to Server-Side Request Forgery via spec `$ref`

Summary swagger-typescript-api walks every $ref value in the input OpenAPI spec and, for any $ref whose target is an https:// URL, issues an HTTP GET to that URL during generation warmUpRemoteSchemasCache. The only URL filter is a regex that matches ^https?:// — there is no private-IP allowlist, ...

swagger-typescript-api vulnerable to code injection via unescaped `servers[0].url` in fetch http-client template

Summary swagger-typescript-api interpolates servers0.url directly into a TypeScript class-body field initializer of the generated fetch HttpClient templates/base/http-clients/fetch-http-client.ejs:75, without any escaping. A malicious URL containing a " closes the string literal that initializes...

swagger-typescript-api vulnerable to authorization-token exfiltration via spec `$ref`

Summary When the developer supplies an --authorizationToken commonly required to fetch a private spec behind authentication, swagger-typescript-api attaches that token to the Authorization header of every subsequent HTTP request it makes while resolving external $ref URLs in the spec — with no...

goshs has ACL Bypass & Path Traversal

Summary sendFile derives the served filename from the raw request path while opening the file from the cleaned path, so appending a trailing slash empties the derived name and defeats both the never-serve rule for the ACL file and the block list. Finding Medium: trailing-slash ACL and hidden-file...

Pagy I18n locale option is not validated before being used in a file path

Summary Pagy::I18n.locale= did not validate its argument before using it as a path component to load the matching dictionary file .yml. An application that assigns untrusted input to the locale — e.g. the common pattern Pagy::I18n.locale = params:locale — let that input influence which file Pagy...

skilo add follows symbolic links, allowing arbitrary local file disclosure from a malicious skill source

Impact skilo add installs a skill by recursively copying the skill directory into the target skills directory. The copy routine copydirall classified each entry with std::fs::DirEntry::filetype — which does not follow symlinks — and then copied non-directory entries with std::fs::copy, which does...

Style Dictionary - Prototype Pollution in convertTokenData utility function

Impact Prototype pollution. A malicious user can create a token array key: 'proto.foo', value: 'malicious' , when processed by convertTokenData utility function, it will pollute the Object.prototype globally where .foo will equal key: 'proto.foo', value: 'malicious' . This has been confirmed with...

openhole-server vulnerable to path traversal via URL-decoded request path

Summary openhole-server forwarded the URL-decoded request path r.URL.Path to tunnel clients instead of the original request-target. Percent-encoded dot-segments %2e and separators %2f were decoded to ../ and / before reaching the local service. Go's ServeMux rejects literal ../ paths, but...

@hypequery/clickhouse has SQL Injection in parameter escaping that allows arbitrary SQL execution

A SQL injection vulnerability exists in the escapeValue function used for parameter substitution. escapeValue dispatches on the type of the parameter value, and two of its branches failed to escape safely. An attacker who can control a parameter value can terminate the enclosing string literal an...

td has pre-auth denial of service via unbounded memory allocation in proto.UnencryptedMessage.Decode

Impact A remote, unauthenticated attacker can cause excessive memory allocation and resulting CPU / GC pressure, potentially OOM termination by sending a crafted unencrypted MTProto packet. proto.UnencryptedMessage.Decode read an attacker-controlled 32-bit dataLen field and immediately allocated ...

goshs has a Path Traversal issue

Summary The multipart upload filename fix splits on the path separator but never rejects dot-dot, allowing a write outside the served tree. Finding Medium: upload filename escapes the served tree residual of CVE-2026-35393 The multipart filename fix updown.go lines 135-136 splits on the path...