CVE-2026-32871

CVE-2026-32871 affects FastMCP’s OpenAPIProvider in the FastMCP package (prior to 3.2.0). The root cause is that the _build_url() function substitutes path parameters directly into the URL without URL-encoding, and then urllib.parse.urljoin() interprets any embedded “../” as a directory traversal...

GHSA-VV7Q-7JX5-F767 FastMCP OpenAPI Provider has an SSRF & Path Traversal Vulnerability

Technical Description The OpenAPIProvider in FastMCP exposes internal APIs to MCP clients by parsing OpenAPI specifications. The RequestDirector class is responsible for constructing HTTP requests to the backend service. A critical vulnerability exists in the buildurl method. When an OpenAPI...

aa-rag (0.4.3), aden-hive (>=1.0.1, <=1.0.12) +11 more potentially affected by CVE-2026-32871 via fastmcp (2.2.0)

fastmcp PYPI version 2.2.0 is affected by a known vulnerability. The following packages have a transitive dependency on fastmcp and may be impacted: - aa-rag 0.4.3 - aden-hive =1.0.1, =1.0.2, =0.0.1, =1.0.0, =2.0.0, =0.1.1, =0.1.1, =2.0.0 Source cves: CVE-2026-32871 Source advisory:...

PT-2026-29424

Name of the Vulnerable Software and Affected Versions FastMCP versions affected versions not specified Description The OpenAPIProvider in FastMCP is susceptible to an authenticated Server-Side Request Forgery SSRF vulnerability due to insufficient URL encoding of path parameters. Specifically, th...

CVE-2026-33149

Tandoor Recipes is an application for managing recipes, planning meals, and building shopping lists. Versions up to and including 2.5.3 set ALLOWEDHOSTS = '' by default, which causes Django to accept any value in the HTTP Host header without validation. The application uses request.buildabsoluteu...

CVE-2026-33149

Tandoor Recipes is an application for managing recipes, planning meals, and building shopping lists. Versions up to and including 2.5.3 set ALLOWEDHOSTS = '' by default, which causes Django to accept any value in the HTTP Host header without validation. The application uses request.buildabsoluteu...

CVE-2026-32735

openapi-to-java-records-mustache-templates allows users to generate Java Records from OpenAPI specifications. Starting in version 5.1.1 and prior to version 5.5.1, the parent POM file of this project openapi-to-java-records-mustache-templates-parent, which is used to centralize plugin...

CVE-2026-33331

oRPC is an tool that helps build APIs that are end-to-end type-safe and adhere to OpenAPI standards. Prior to version 1.13.9, a stored cross-site scripting XSS vulnerability exists in the OpenAPI documentation generation of orpc. If an attacker can control any field within the OpenAPI specificati...

@amqp-contract/asyncapi (>=0.2.0, <=0.20.0), @c15t/backend (>=1.1.0-canary.0, <=1.8.5) +13 more potentially affected by CVE-2026-33331 via @orpc/openapi (>=1.0.0-beta.1, <=1.13.8)

@orpc/openapi NPM version =1.0.0-beta.1, =0.2.0, =1.1.0-canary.0, =1.1.0-canary.0, =1.2.0-canary.0, =1.2.2-canary-20250514183211, =1.2.0-canary.8, =1.2.0-canary.0, =0.1.0, =0.4.2, =1.0.0-beta.2, =0.0.0, =0.0.0, =1.0.0-beta.2, =1.0.0-beta.1, =1.2.0-canary.0, =1.8.5 Source cves: CVE-2026-33331 Sour...

Cross-site Scripting (XSS)

Overview @orpc/openapi is a Affected versions of this package are vulnerable to Cross-site Scripting XSS in the generation of OpenAPI documentation. An attacker can execute arbitrary JavaScript in the context of the user's browser by injecting malicious payloads into controllable fields within th...

CVE-2026-33331

oRPC is an tool that helps build APIs that are end-to-end type-safe and adhere to OpenAPI standards. Prior to version 1.13.9, a stored cross-site scripting XSS vulnerability exists in the OpenAPI documentation generation of orpc. If an attacker can control any field within the OpenAPI specificati...

CVE-2026-33331 oRPC: Stored XSS in OpenAPI Reference Plugin via unescaped JSON.stringify

oRPC is an tool that helps build APIs that are end-to-end type-safe and adhere to OpenAPI standards. Prior to version 1.13.9, a stored cross-site scripting XSS vulnerability exists in the OpenAPI documentation generation of orpc. If an attacker can control any field within the OpenAPI specificati...

CVE-2026-33331

oRPC is an tool that helps build APIs that are end-to-end type-safe and adhere to OpenAPI standards. Prior to version 1.13.9, a stored cross-site scripting XSS vulnerability exists in the OpenAPI documentation generation of orpc. If an attacker can control any field within the OpenAPI specificati...

CVE-2026-33331 oRPC: Stored XSS in OpenAPI Reference Plugin via unescaped JSON.stringify

oRPC is an tool that helps build APIs that are end-to-end type-safe and adhere to OpenAPI standards. Prior to version 1.13.9, a stored cross-site scripting XSS vulnerability exists in the OpenAPI documentation generation of orpc. If an attacker can control any field within the OpenAPI specificati...

CVE-2026-33331 oRPC: Stored XSS in OpenAPI Reference Plugin via unescaped JSON.stringify

oRPC is an tool that helps build APIs that are end-to-end type-safe and adhere to OpenAPI standards. Prior to version 1.13.9, a stored cross-site scripting XSS vulnerability exists in the OpenAPI documentation generation of orpc. If an attacker can control any field within the OpenAPI specificati...

CVE-2026-33331

CVE-2026-33331 affects orpc prior to version 1.13.9, exposing a stored XSS in the OpenAPI documentation generation. If an OpenAPI spec field (eg. info.description) is attacker-controlled, the rendered docs can break out of a JSON context and execute arbitrary JavaScript in a user’s browser. Red H...

@amqp-contract/asyncapi (>=0.2.0, <=0.20.0), @c15t/backend (>=1.1.0-canary.0, <=1.8.5) +15 more potentially affected by CVE-2026-33331 via @orpc/openapi (>=0.18.0, <=1.13.8)

@orpc/openapi NPM version =0.18.0, =0.2.0, =1.1.0-canary.0, =1.1.0-canary.0, =1.2.0-canary.0, =1.2.2-canary-20250514183211, =1.2.0-canary.8, =1.2.0-canary.0, =0.1.0, =0.4.2, =0.0.0, =0.0.0, =0.0.0, =0.18.0, =0.0.0, =0.47.0, =1.13.8 and more Source cves: CVE-2026-33331 Source advisory:...

CVE-2026-33331

oRPC is an tool that helps build APIs that are end-to-end type-safe and adhere to OpenAPI standards. Prior to version 1.13.9, a stored cross-site scripting XSS vulnerability exists in the OpenAPI documentation generation of orpc. If an attacker can control any field within the OpenAPI specificati...

Security Bulletin: IBM WebSphere Application Server Liberty is affected by a prototype pollution vulnerability due to immutable (CVE-2026-29063)

Summary There is a vulnerability in the immutable library which affects IBM WebSphere Application Server Liberty with the openapi-3.0, openapi-3.1, mpOpenAPI-1.0, mpOpenAPI-1.1, mpOpenAPI-2.0, mpOpenAPI-3.0 mpOpenAPI-3.1, mpOpenAPI-4.0 or mpOpenAPI-4.1 feature enabled. Vulnerability Details...

orpc Cross-site Scripting Vulnerability

Orpc is an open-source RPC and OpenAPI integration framework developed by MiddleAPI. Versions of Orpc prior to 1.13.9 contained a cross-site scripting vulnerability. This vulnerability stemmed from the OpenAPI documentation generation process, which included stored cross-site scripts. This could...