PYSEC-2026-3977

opensslencrypt versions before 1.4.0 configure CORS with alloworigins set to wildcard and allowcredentials enabled to true. Attackers can create malicious websites that make authenticated cross-origin requests to the API on behalf of any user who visits them...

CVE-2026-74881 openssl_encrypt before 1.4.0 CORS Misconfiguration via Wildcard Origins

opensslencrypt versions before 1.4.0 configure CORS with alloworigins set to wildcard and allowcredentials enabled to true. Attackers can create malicious websites that make authenticated cross-origin requests to the API on behalf of any user who visits them...

CVE-2026-74881

openssl_encrypt (PyPI) versions before 1.4.0 ship both standalone servers (key-server and telemetry-server ) with the most permissive CORS configuration: allow_origins=["*"] combined with allow_credentials=True, allow_methods=["*"], and allow_headers=["*"]. The same wildcard default appears in do...

PT-2026-76617

openssl encrypt versions before 1.4.0 configure CORS with allow origins set to wildcard and allow credentials enabled to true. Attackers can create malicious websites that make authenticated cross-origin requests to the API on behalf of any user who visits them...

CVE-2026-66005

Jan through 0.8.4, fixed in commit 3e1c1e7, contains a CORS misconfiguration vulnerability in its local API server that allows network-adjacent attackers to bypass trusted host restrictions by exploiting the server's replacement of user-configured trusted hosts with a wildcard that reflects...

CVE-2026-66005 Jan Local API Server CORS Origin Reflection via 0.0.0.0 Binding

Jan through 0.8.4, fixed in commit 3e1c1e7, contains a CORS misconfiguration vulnerability in its local API server that allows network-adjacent attackers to bypass trusted host restrictions by exploiting the server's replacement of user-configured trusted hosts with a wildcard that reflects...

LightRAG: CORS Wildcard + Credentials Enables Any-Origin Credentialed Requests

SummaryThe server defaults to CORSORIGINS= combined with allowcredentials=True. Starlette's CORSMiddleware echoes the requesting origin in preflight responses when credentials are enabled, meaning every origin is effectively whitelisted for credentialed cross-origin requests. Any malicious websit...

GHSA-6X6H-QQR7-855W LightRAG: CORS Wildcard + Credentials Enables Any-Origin Credentialed Requests

Summary The server defaults to CORSORIGINS= combined with allowcredentials=True. Starlette's CORSMiddleware echoes the requesting origin in preflight responses when credentials are enabled, meaning every origin is effectively whitelisted for credentialed cross-origin requests. Any malicious websi...

CVE-2026-61736 LightRAG: CORS Wildcard + Credentials Enables Any-Origin Credentialed Requests

LightRAG provides simple and fast retrieval-augmented generation. Prior to 1.5.4, the server defaults to CORSORIGINS= combined with allowcredentials=True in lightrag/api/lightragserver.py, causing Starlette CORSMiddleware to effectively whitelist every origin for credentialed cross-origin request...

PraisonAI: Unauthenticated Information Disclosure of Agent Instructions via /api/agents in AgentOS

SummaryThe AgentOS deployment platform exposes a GET /api/agents endpoint that returns agent names, roles, and the first 100 characters of agent system instructions to any unauthenticated caller. The AgentOS FastAPI application has no authentication middleware, no API key validation, and defaults...

PT-2026-59277

Summary When the HTTP server is enabled MCP HTTP ENABLED=true, the application configures FastAPI's CORSMiddleware with allow origins='', allow credentials=True, allow methods="", and allow headers="". The wildcard Access-Control-Allow-Origin: header permits any website to read API responses...

CVE-2026-59148 Mockoon: Unauthenticated admin API + wildcard CORS allows mock-state hijack and secret theft

Mockoon provides way to design and run mock APIs. Prior to 9.7.0, Mockoon's admin API in commons-server/src/libs/server/admin-api.ts is mounted on the same Express listener as user-defined mock routes, enabled by default in shipped runtimes, serves Access-Control-Allow-Origin: with write methods...

CVE-2026-48989

Windows-MCP is an open-source project that integrates AI agents with Windows. In versions prior to 0.7.5, certain HTTP modes exposed the MCP control plane without authentication while enabling wildcard CORS alloworigins=, allowmethods=, allowheaders=. Because the same server also exposed a...

CVE-2026-48989 Windows-MCP: HTTP transports expose unauthenticated PowerShell control with wildcard CORS

Windows-MCP is an open-source project that integrates AI agents with Windows. In versions prior to 0.7.5, certain HTTP modes exposed the MCP control plane without authentication while enabling wildcard CORS alloworigins=, allowmethods=, allowheaders=. Because the same server also exposed a...

CVE-2026-48989 Windows-MCP: HTTP transports expose unauthenticated PowerShell control with wildcard CORS

Windows-MCP is an open-source project that integrates AI agents with Windows. In versions prior to 0.7.5, certain HTTP modes exposed the MCP control plane without authentication while enabling wildcard CORS alloworigins=, allowmethods=, allowheaders=. Because the same server also exposed a...

keycloak: org.keycloak.protocol.oidc.grants.ciba: Keycloak: Information disclosure via CORS header injection due to unvalidated JWT azp claim

A flaw was found in Keycloak. A remote attacker can exploit a Cross-Origin Resource Sharing CORS header injection vulnerability in Keycloak's User-Managed Access UMA token endpoint. This flaw occurs because the azp claim from a client-supplied JSON Web Token JWT is used to set the...

GHSA-PM96-6XPR-978X PraisonAI: Unauthenticated Information Disclosure of Agent Instructions via /api/agents in AgentOS

Summary The AgentOS deployment platform exposes a GET /api/agents endpoint that returns agent names, roles, and the first 100 characters of agent system instructions to any unauthenticated caller. The AgentOS FastAPI application has no authentication middleware, no API key validation, and default...

GHSA-C65F-X25W-62JV openssl-encrypt has CORS wildcard with allow_credentials=True in standalone servers

Summary Both standalone servers configure CORS with alloworigins="", allowcredentials=True, allowmethods="", and allowheaders="". Affected Code python server/key-server/app/main.py:86-92 server/telemetry-server/app/main.py:23-29 app.addmiddleware CORSMiddleware, alloworigins=settings.corsorigins,...

MCP Java SDK 安全漏洞

The MCP Java SDK is an open-source standard protocol SDK for integrating AI models and tools with Java applications, developed under the Model Context Protocol. Versions of the MCP Java SDK prior to 1.0.1 and 1.1.1 contained security vulnerabilities, which were caused by hardcoded wildcard CORS...

CVE-2026-33010 mcp-memory-service's Wildcard CORS with Credentials Enables Cross-Origin Memory Theft

mcp-memory-service is an open-source memory backend for multi-agent systems. Prior to version 10.25.1, when the HTTP server is enabled MCPHTTPENABLED=true, the application configures FastAPI's CORSMiddleware with alloworigins='', allowcredentials=True, allowmethods="", and allowheaders="". The...