PT-2026-50479

Name of the Vulnerable Software and Affected Versions Open WebUI versions prior to 0.9.6 Description The chat message listener in the chat page's window message listener processes input:prompt and action:submit messages without enforcing same-origin restrictions. This allows an external site to s...

PT-2026-50513

Name of the Vulnerable Software and Affected Versions undici versions 7.23.0 through 8.1.0 Description When using Socks5ProxyAgent, the software reuses a single connection pool across different origins without verifying if the pool's origin matches the requested origin. This leads to cross-origin...

CVE-2026-6734: Origin Validation Error

Impact: When using Socks5ProxyAgent, undici reuses a single connection pool across different origins without verifying that the pool's origin matches the requested origin. All requests are dispatched through the pool connected to the first origin, regardless of the intended destination. This caus...

CVE-2026-48814: Missing Authentication for Critical Function

Network-AI is a TypeScript/Node.js multi-agent orchestrator. In versions 5.7.1 and earlier, the MCP SSE server allows unauthenticated cross-origin MCP tool invocation due to an empty default secret. This issue was partially addressed by CVE-2026-46701 in version 5.4.5 by closing the CORS flaw wit...

CVE-2026-48294: Improper Neutralization of Input During Web Page Generation

Adobe Acrobat PDF Extension Chrome versions 26.5.2.2 and earlier are affected by a UXSS-class cross-origin data disclosure vulnerability. An attacker could exploit this vulnerability to gain access to data regarding the victim's session. Exploitation of this issue requires user interaction in tha...

CVE-2026-12446: Undefined Security Weakness

Inappropriate implementation in Passwords in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: High...

CVE-2026-12469: Use of Uninitialized Variable

Uninitialized Use in GPU in Google Chrome on Android prior to 149.0.7827.155 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: High...

CVE-2026-12458: Undefined Security Weakness

Inappropriate implementation in Passwords in Google Chrome prior to 149.0.7827.155 allowed a remote attacker who convinced a user to engage in specific UI gestures to leak cross-origin data via a crafted HTML page. Chromium security severity: High...

Duplicate Advisory: MCP Streamable HTTP redirects could forward configured custom headers to another origin

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-rjxq-qqhf-8hwh. This link is maintained to preserve external references. Original Description OpenClaw before 2026.5.12 contains an information disclosure vulnerability in streamable-http MCP servers that forwar...

GHSA-X7CF-6GP3-Q5F8 Duplicate Advisory: MCP Streamable HTTP redirects could forward configured custom headers to another origin

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-rjxq-qqhf-8hwh. This link is maintained to preserve external references. Original Description OpenClaw before 2026.5.12 contains an information disclosure vulnerability in streamable-http MCP servers that forwar...

CVE-2026-48294

Adobe Acrobat PDF Extension Chrome versions 26.5.2.2 and earlier are affected by a UXSS-class cross-origin data disclosure vulnerability. An attacker could exploit this vulnerability to gain access to data regarding the victim's session. Exploitation of this issue requires user interaction in tha...

CVE-2026-48294

CVE-2026-48294 (CVSS 7.4 HIGH) is a UXSS-class cross-origin data disclosure vulnerability in the Adobe Acrobat PDF Extension for Chrome (ID: efaidnbmnnnibpcajpcglclefindmkaj), affecting versions 26.5.2.2 and earlier (~314 million users). Codenamed HermeticReader by Guardio Labs, the flaw exploits...

CVE-2026-53840

OpenClaw before 2026.5.12 contains an information disclosure vulnerability in streamable-http MCP servers that forwards operator-configured custom headers during cross-origin redirects. Attackers controlling or compromising an MCP endpoint can redirect requests to exfiltrate sensitive headers lik...

CVE-2026-53840 OpenClaw < 2026.5.12 - Custom Header Leakage via MCP Streamable HTTP Cross-Origin Redirects

OpenClaw before 2026.5.12 contains an information disclosure vulnerability in streamable-http MCP servers that forwards operator-configured custom headers during cross-origin redirects. Attackers controlling or compromising an MCP endpoint can redirect requests to exfiltrate sensitive headers lik...

CVE-2026-53840

OpenClaw before 2026.5.12 contains an information disclosure vulnerability in streamable-http MCP servers that forwards operator-configured custom headers during cross-origin redirects. Attackers controlling or compromising an MCP endpoint can redirect requests to exfiltrate sensitive headers lik...

CVE-2026-53840

OpenClaw CVE-2026-53840 affects the OpenClaw MCP stack before version 2026.5.12. The issue is an information-disclosure vulnerability in streamable-http MCP servers that forwards operator-configured custom headers during cross-origin redirects. If an attacker controls or can compromise an MCP end...

CVE-2026-53840 OpenClaw < 2026.5.12 - Custom Header Leakage via MCP Streamable HTTP Cross-Origin Redirects

OpenClaw before 2026.5.12 contains an information disclosure vulnerability in streamable-http MCP servers that forwards operator-configured custom headers during cross-origin redirects. Attackers controlling or compromising an MCP endpoint can redirect requests to exfiltrate sensitive headers lik...

CVE-2026-53840 OpenClaw < 2026.5.12 - Custom Header Leakage via MCP Streamable HTTP Cross-Origin Redirects

OpenClaw before 2026.5.12 contains an information disclosure vulnerability in streamable-http MCP servers that forwards operator-configured custom headers during cross-origin redirects. Attackers controlling or compromising an MCP endpoint can redirect requests to exfiltrate sensitive headers lik...

hono: CORS Middleware reflects any Origin with credentials when `origin` defaults to the wildcard

Summary With credentials: true and no explicit origin the default wildcard, the CORS Middleware reflects the request's Origin and sends Access-Control-Allow-Credentials: true. Any site can then make credentialed cross-origin requests and read the responses, exposing cookie-authenticated endpoints...

Permissive Cross-domain Policy with Untrusted Domains

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to Permissive Cross-domain Policy with Untrusted Domains in the CORS middleware. An attacker can access sensitive information and perform unauthorized actions by sending cross-origin request...