PYSEC-2026-3528 PraisonAI: Unauthenticated Event Injection via SSE `/publish` Endpoint

Summary The SSE Server-Sent Events server in src/praisonai-agents/praisonaiagents/server/server.py exposes a /publish endpoint that broadcasts arbitrary messages to all connected clients without any authentication. The ServerConfig dataclass line 24 defines an authtoken field, but this token is...

PT-2026-64092

Summary In affected versions, the SSE and Streamable HTTP server transports routed incoming requests to an existing session based only on the session identifier, without verifying that the request was authenticated as the same principal that created the session. Anyone who learned or guessed a...

PT-2026-64130

Summary The SSE Server-Sent Events server in src/praisonai-agents/praisonaiagents/server/server.py exposes a /publish endpoint that broadcasts arbitrary messages to all connected clients without any authentication. The ServerConfig dataclass line 24 defines an auth token field, but this token is...

CVE-2026-62208 OpenClaw < 2026.6.5 Authorization Header Forwarding via SSE

OpenClaw before 2026.6.5 could forward Authorization headers during MCP SSE redirects. When the affected feature is enabled and reachable, a lower-trust caller or configured input path could execute or persist actions beyond the caller's intended authorization. Impact depends on the operator's...

CVE-2026-62208

CVE-2026-62208 affects prior to 2026.6.5. When MCP SSE redirects are used with the affected feature enabled, Authorization headers could be forwarded, allowing a lower-trust caller or configured input path to execute or persist actions beyond the caller’s intended authorization. Impact depends o...

CVE-2026-62208 OpenClaw < 2026.6.5 Authorization Header Forwarding via SSE

OpenClaw before 2026.6.5 could forward Authorization headers during MCP SSE redirects. When the affected feature is enabled and reachable, a lower-trust caller or configured input path could execute or persist actions beyond the caller's intended authorization. Impact depends on the operator's...

CVE-2026-62208 OpenClaw < 2026.6.5 Authorization Header Forwarding via SSE

OpenClaw before 2026.6.5 could forward Authorization headers during MCP SSE redirects. When the affected feature is enabled and reachable, a lower-trust caller or configured input path could execute or persist actions beyond the caller's intended authorization. Impact depends on the operator's...

MCP Python SDK: HTTP transports serve session requests without verifying the authenticated principal

Summary In affected versions, the SSE and Streamable HTTP server transports routed incoming requests to an existing session based only on the session identifier, without verifying that the request was authenticated as the same principal that created the session. Anyone who learned or guessed a...

GHSA-JPW9-PFVF-9F58 MCP Python SDK: HTTP transports serve session requests without verifying the authenticated principal

Summary In affected versions, the SSE and Streamable HTTP server transports routed incoming requests to an existing session based only on the session identifier, without verifying that the request was authenticated as the same principal that created the session. Anyone who learned or guessed a...

PT-2026-60667

Summary In affected versions, the SSE and Streamable HTTP server transports routed incoming requests to an existing session based only on the session identifier, without verifying that the request was authenticated as the same principal that created the session. Anyone who learned or guessed a...

PT-2026-56906

Name of the Vulnerable Software and Affected Versions Mockoon versions prior to 9.7.0 Description The admin API in commons-server/src/libs/server/admin-api.ts is mounted on the same Express listener as user-defined mock routes and is enabled by default in shipped runtimes. The API lacks...

Open WebUI Affected by an External Model Server (Direct Connections) Code Injection via SSE Events

SummaryOpen WebUI v0.6.33 and below contains a code injection vulnerability in the Direct Connections feature that allows malicious external model servers to execute arbitrary JavaScript in victim browsers via Server-Sent Event SSE execute events. This leads to authentication token theft, complet...

PYSEC-2026-1729 Open WebUI Affected by an External Model Server (Direct Connections) Code Injection via SSE Events

Summary Open WebUI v0.6.33 and below contains a code injection vulnerability in the Direct Connections feature that allows malicious external model servers to execute arbitrary JavaScript in victim browsers via Server-Sent Event SSE execute events. This leads to authentication token theft, comple...

GO-2026-5401 Algernon: Auto-refresh SSE event server binds to all interfaces by default on Linux/macOS in github.com/xyproto/algernon

Algernon: Auto-refresh SSE event server binds to all interfaces by default on Linux/macOS in github.com/xyproto/algernon...

GO-2026-5440 Algernon: Auto-refresh SSE event server sets Access-Control-Allow-Origin: * in github.com/xyproto/algernon

Algernon: Auto-refresh SSE event server sets Access-Control-Allow-Origin: in github.com/xyproto/algernon...

JLSEC-2026-619 CR/LF injection in server-sent events (SSE) fields in HTTP.jl

Description The server-side SSE serializer wrote the single-line fields event, id, and retry verbatim to the text/event-stream wire with no CR/LF filtering, and split the multi-line data field only on \n, ignoring a bare \r that is also a valid SSE line terminator. The SSEEvent constructor...

CVE-2026-54236

vLLM is an inference and serving engine for large language models LLMs. Prior to 0.23.1rc0, the fix for CVE-2026-22778, which introduced a sanitizemessage helper that strips object-repr memory addresses from error messages before they reach the client, is incomplete: several response paths echo...

CVE-2026-54236

vLLM is an inference and serving engine for large language models LLMs. Prior to 0.23.1rc0, the fix for CVE-2026-22778, which introduced a sanitizemessage helper that strips object-repr memory addresses from error messages before they reach the client, is incomplete: several response paths echo...

EUVD-2026-38368

Cap-go before 12.128.2 contains a privilege inversion vulnerability in GET /build/logs/:jobId that allows read-only API key holders to cancel running native builds. The endpoint registers an abort listener on the SSE stream that unconditionally invokes cancelBuildOnDisconnect using the privileged...

CVE-2026-56280

Cap-go contains a privilege inversion in the /build/logs/:jobId SSE handling prior to version 12.128.2. An abort listener on the SSE stream unconditionally calls cancelBuildOnDisconnect() using the server-side BUILDER_API_KEY, bypassing the app.build_native permission check required by POST /buil...