CVE-2026-12446

CVE-2026-12446 : In Chromium-based Google Chrome, an inappropriate implementation in Passwords prior to 149.0.7827.155 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Affected component: Passwords handling in Chrome/Chromium. Root cause: improper cross-origin data han...

CVE-2026-12446

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...

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...

PT-2026-50196

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 149.0.7827.155 Description An inappropriate implementation in the Passwords component allows a remote attacker to leak cross-origin data, which is data from a different domain than the one serving the current...

PT-2026-50219

Name of the Vulnerable Software and Affected Versions Google Chrome on Android versions prior to 149.0.7827.155 Description An uninitialized use in the GPU allows a remote attacker to leak cross-origin data through the use of a crafted HTML page. Recommendations Update to version 149.0.7827.155 o...

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-2026-50208

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 149.0.7827.155 Description An inappropriate implementation in the Passwords component allows a remote attacker to leak cross-origin data. This occurs when a user is convinced to perform specific UI gestures on a...

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Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-rjxq-qqhf-8hwh.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 concerns Adobe Acrobat PDF Extension (Chrome)

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...

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...

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

NPM: hono: CORS Middleware reflects any Origin with credentials when origin defaults to the wildcard vulnerability discovered by ? in WordPress Npm hono versions 4.12.25...

GHSA-88FW-HQM2-52QC 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...

CVE-2026-53900 Cookie injection was possible when opening a PDF link

Firefox for iOS preserved cookies set on the initial PDF request across cross-origin HTTP redirects in TemporaryDocument, allowing a malicious site to inject arbitrary cookies into requests to an unrelated target domain. This vulnerability was fixed in Firefox for iOS 152.0...

EUVD-2026-37078

Firefox for iOS preserved cookies set on the initial PDF request across cross-origin HTTP redirects in TemporaryDocument, allowing a malicious site to inject arbitrary cookies into requests to an unrelated target domain. This vulnerability was fixed in Firefox for iOS 152.0...

CVE-2026-53900

CVE-2026-53900 concerns Firefox for iOS. The issue: cookies set on the initial PDF request were preserved across cross-origin HTTP redirects in TemporaryDocument, enabling a malicious site to inject cookies into requests to an unrelated target domain. The CVE has a base score of 4.3 (Medium) per ...