PT-2026-64817

Name of the Vulnerable Software and Affected Versions Microsoft Edge Chromium-based affected versions not specified Description An origin validation error allows an unauthorized attacker to perform spoofing over a network. Origin validation is a security mechanism used to verify that a request...

PT-2026-64818

Name of the Vulnerable Software and Affected Versions Microsoft Edge Chromium-based affected versions not specified Description An origin validation error allows an unauthorized attacker to disclose information over a network. Origin validation is a security mechanism used to verify that a reques...

PYSEC-2026-3483 MCP Python SDK: WebSocket server transport does not support Host/Origin validation

Summary In affected versions, the deprecated WebSocket server transport mcp.server.websocket.websocketserver accepted the WebSocket handshake without applying any Host or Origin header validation. The TransportSecuritySettings mechanism that the SSE and Streamable HTTP transports use for this...

MCP Python SDK: WebSocket server transport does not support Host/Origin validation

SummaryIn affected versions, the deprecated WebSocket server transport mcp.server.websocket.websocketserver accepted the WebSocket handshake without applying any Host or Origin header validation. The TransportSecuritySettings mechanism that the SSE and Streamable HTTP transports use for this...

PraisonAI: MCP SSE transport binds 0.0.0.0 with no authentication and no Origin validation; bundled SecurityConfig is never wired in

The MCP SSE server started via ToolsMCPServer.runsse / launchtoolsmcpservertransport="sse"binds to 0.0.0.0 by default and builds its Starlette application with no authentication middlewareand no Origin-header validation. The module mcp/mcpsecurity.py provides exactly the needed controlsorigin...

PYSEC-2026-3536 PraisonAI: MCP SSE transport binds 0.0.0.0 with no authentication and no Origin validation; bundled SecurityConfig is never wired in

The MCP SSE server started via ToolsMCPServer.runsse / launchtoolsmcpservertransport="sse" binds to 0.0.0.0 by default and builds its Starlette application with no authentication middleware and no Origin-header validation. The module mcp/mcpsecurity.py provides exactly the needed controls origin...

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools Summarypraisonaiagents.mcp.ToolsMCPServer.runsse builds a Starlette MCPHTTP+SSE server around mcp.server.sse.SseServerTransport. The server exposes/sse and /messages/, but it does not validate...

PYSEC-2026-3534 PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools Summary praisonaiagents.mcp.ToolsMCPServer.runsse builds a Starlette MCP HTTP+SSE server around mcp.server.sse.SseServerTransport. The server exposes /sse and /messages/, but it does not valida...

CVE-2026-16745

The CVE-2026-16745 entry concerns odh-dashboard, the web console component of Red Hat OpenShift AI (RHOAI). The root cause is an incorrect network binding that allows a malicious actor inside the cluster to bypass authentication and impersonate any user by presenting an arbitrary access token. Th...

CVE-2026-16745 Odh-dashboard: odh-dashboard: backend port 8080 trusts x-forwarded-access-token without origin validation

A flaw was found in odh-dashboard, the web console component of Red Hat OpenShift AI RHOAI. Due to incorrect network binding, a malicious actor within the cluster can bypass authentication and impersonate any user by providing an arbitrary access token. This allows an attacker to gain unauthorize...

CVE-2026-16745 Odh-dashboard: odh-dashboard: backend port 8080 trusts x-forwarded-access-token without origin validation

A flaw was found in odh-dashboard, the web console component of Red Hat OpenShift AI RHOAI. Due to incorrect network binding, a malicious actor within the cluster can bypass authentication and impersonate any user by providing an arbitrary access token. This allows an attacker to gain unauthorize...

PT-2026-64083

A vulnerability in jupyter-server versions 1.12.0 through 2.17.0 allows an attacker to bypass CORS origin validation when the allow origin pat configuration is used. The issue arises from the use of re.match for validating the Origin header, which only anchors at the start of the string. This...

CVE-2026-16745: Origin Validation Error

A flaw was found in odh-dashboard, the web console component of Red Hat OpenShift AI RHOAI. Due to incorrect network binding, a malicious actor within the cluster can bypass authentication and impersonate any user by providing an arbitrary access token. This allows an attacker to gain unauthorize...

[SECURITY] [DLA 4691-1] rtpengine security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4691-1 [email protected] https://www.debian.org/lts/security/ Chris Lamb July 20, 2026 https://wiki.debian.org/LTS -...

Exploit for Origin Validation Error in Ultraviolet Cocos_Ai

DugganUSA — IETF Hackathon Contributions Real-world threat-in...

CVE-2026-16358: Origin Validation Error

Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

Debian dla-4691 : rtpengine - security update

The remote Debian 12 host has packages installed that are affected by a vulnerability as referenced in the dla-4691 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4691-1 [email protected] https://www.debian.org/lts/security/...

CVE-2026-16381: Origin Validation Error

Same-origin policy bypass in the Networking: DNS component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-16375: Origin Validation Error

Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13...

CVE-2026-46701: Origin Validation Error

Network-AI is a TypeScript/Node.js multi-agent orchestrator. Prior to version 5.4.5, the MCP SSE server defaults to an empty secret process.env'NETWORKAIMCPSECRET' ?? '' at bin/mcp-server.ts:89, which causes isAuthorized lib/mcp-transport-sse.ts:254 to return true unconditionally for every reques...