CVE-2026-43700

CVE-2026-43700 describes a cross-origin issue in WebKit/Safari where processing maliciously crafted web content could disclose sensitive user information. The record states the root cause as improper tracking of security origins and the fix shipped in Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, and...

CVE-2026-46608

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server glances -s introduced a configurable CORS origin list in version 4.5.3 as a mitigation for CVE-2026-33533. However, the implementation silently falls back to Access-Control-Allow-Origin:...

CVE-2026-46608 Glances: XML-RPC Multi-Origin CORS Configuration Silently Falls Back to Wildcard (Incomplete Fix for CVE-2026-33533)

Glances is an open-source system cross-platform monitoring tool. Prior to 4.5.5, the Glances XML-RPC server glances -s introduced a configurable CORS origin list in version 4.5.3 as a mitigation for CVE-2026-33533. However, the implementation silently falls back to Access-Control-Allow-Origin:...

CVE-2026-46608

CVE-2026-46608 concerns Glances XML-RPC server (glances -s) where a multi-origin CORS configuration intended to restrict browser access silently falls back to a wildcard when cors_origins has two or more entries. The issue arises from server-side logic that sets Access-Control-Allow-Origin to the...

keycloak: org.keycloak.protocol.oidc.grants.ciba: Keycloak: Information disclosure via CORS header injection due to unvalidated JWT azp claim

A flaw was found in Keycloak. A remote attacker can exploit a Cross-Origin Resource Sharing CORS header injection vulnerability in Keycloak's User-Managed Access UMA token endpoint. This flaw occurs because the azp claim from a client-supplied JSON Web Token JWT is used to set the...

CVE-2026-54069

SiYuan Note

Glances: XML-RPC Multi-Origin CORS Configuration Silently Falls Back to Wildcard (Incomplete Fix for CVE-2026-33533)

Summary The Glances XML-RPC server glances -s introduced a configurable CORS origin list in version 4.5.3 as a mitigation for CVE 2026-33533. However, the implementation silently falls back to Access-Control-Allow-Origin: whenever corsorigins contains more than one entry. An operator who configur...

EUVD-2026-37760

undici vulnerable to cross-origin request routing via SOCKS5 proxy pool reuse...

undici vulnerable to cross-origin request routing via SOCKS5 proxy pool reuse

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 cause...

Astra Linux – Vulnerability in Thunderbird, Firefox

A poorly handled security check during the creation of a WebSocket in a WebWorker caused the Content Security Policy’s connect-src header to be ignored. This could lead to connections being made to restricted origins from within WebWorkers. This vulnerability affects Firefox 109, Firefox ESR 102....

Dot-only cookie domains match all hosts

Impact CookieJar incorrectly accepts cookies with a dot-only Domain attribute, such as Domain=., Domain=.., Domain=..., and whitespace-padded variants such as Domain= . . In affected versions, SetCookie::matchesDomain removes leading dots from the cookie domain, normalizing dot-only values to the...

CVE-2026-48989

Windows-MCP is an open-source project that integrates AI agents with Windows. In versions prior to 0.7.5, certain HTTP modes exposed the MCP control plane without authentication while enabling wildcard CORS alloworigins=, allowmethods=, allowheaders=. Because the same server also exposed a...

Origin Validation Error

Overview undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Origin Validation Error in the Socks5ProxyAgent. An attacker can intercept or redirect sensitive data, including credentials and request payloads, to unintended origins b...

Origin Validation Error

Overview org.webjars.npm:undici is an An HTTP/1.1 client, written from scratch for Node.js Affected versions of this package are vulnerable to Origin Validation Error in the Socks5ProxyAgent. An attacker can intercept or redirect sensitive data, including credentials and request payloads, to...

CVE-2026-6734 undici vulnerable to cross-origin request routing via SOCKS5 proxy pool reuse

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...

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...

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...

PT-2026-49737

Name of the Vulnerable Software and Affected Versions Hono versions prior to 4.12.25 Description The CORS Middleware reflects the request Origin and sends Access-Control-Allow-Credentials: true when credentials: true is enabled and no explicit origin is defined defaulting to the wildcard. This...

curl: Secure cookies leaked to HTTP origins through HTTPS forwarding proxy

Summary: When curl accesses an http:// origin through an HTTPS forwarding proxy, it sends Secure cookies in the request. The cookies travel in cleartext between the proxy and the origin server, visible to the proxy operator and anyone on that network path. curl also reports CURLINFOSCHEME as...

CVE-2026-11624

The Model Context Protocol has a security warning advising servers to validate the "Origin" header on all incoming connections to prevent DNS rebinding attacks. Prior to the v0.25.0 release, users had no way to validate the origin's host. In v0.25.0, a new "--allowed-hosts" flag was introduced...