CVE-2026-57989

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to disclose information over a network...

CVE-2026-57978

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform spoofing over a network...

EUVD-2026-49058

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to disclose information over a network...

EUVD-2026-49057

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform spoofing over a network...

CVE-2026-57978

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform spoofing over a network...

Microsoft Edge (Chromium-based) Information Disclosure Vulnerability

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to disclose information over a network...

Microsoft Edge (Chromium-based) Spoofing Vulnerability

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform spoofing over a network...

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...

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...

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...

Improper Origin Validation

MCP Python SDK is vulnerable to Improper Origin Validation. The vulnerability is due to the WebSocket transport accepting handshake requests without validating the Host or Origin headers, which allows an attacker to establish unauthorized cross-origin WebSocket connections...

GHSA-VJ7Q-GJH5-988W 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

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...

EUVD-2026-44798

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

CVE-2023-49899

Summary: CVE-2023-49899 affects X-Rite MAT 6 Kohinoor embedded spectrometer software. The root cause is insufficient origin validation/input validation in the communication channel, enabling a remote, unauthenticated attacker to execute commands on the device. Vulnerability details: Affected prod...