GHSA-V3J7-R9GQ-3GJW Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Impact A custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remote origin could therefore fetch or XMLHttpRequest that scheme cross-origin and read the full response body, rather than the read being blocked...

Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Impact A custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remote origin could therefore fetch or XMLHttpRequest that scheme cross-origin and read the full response body, rather than the read being blocked...

NPM: Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

NPM: Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads vulnerability discovered by ? in WordPress Npm electron versions 39.8.10...

CVE-2026-70604 Electron: Custom protocol with supportFetchAPI but not corsEnabled allows cross-origin reads

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.10, 40.9.3, 41.4.0, and 42.0.0, a custom scheme registered with supportFetchAPI: true but without corsEnabled: true was not subject to CORS enforcement. A page loaded from a remot...

CVE-2026-70604

In Electron, a vulnerability affects custom schemes registered with supportFetchAPI: true but without corsEnabled: true. Prior to versions 39.8.10, 40.9.3, 41.4.0, and 42.0.0, such schemes were not subject to CORS enforcement, allowing a page loaded from a remote origin to fetch() or XMLHttpReque...

CVE-2026-44184 Cleanuparr: Reflective CORS combined with trusted-network auth allows cross-origin admin API reads

Cleanuparr is a tool for automating the cleanup of unwanted or blocked files in Sonarr, Radarr, and supported download clients like qBittorrent. Prior to 2.9.10, Cleanuparr's global CORS policy reflects every request Origin and combines it with AllowCredentials. When DisableAuthForLocalAddresses ...

CVE-2026-44184 Cleanuparr: Reflective CORS combined with trusted-network auth allows cross-origin admin API reads

Cleanuparr is a tool for automating the cleanup of unwanted or blocked files in Sonarr, Radarr, and supported download clients like qBittorrent. Prior to 2.9.10, Cleanuparr's global CORS policy reflects every request Origin and combines it with AllowCredentials. When DisableAuthForLocalAddresses ...

GHSA-HV2W-8MJJ-JW22 MCP Java SDK has a Hardcoded Wildcard CORS (Access-Control-Allow-Origin: *)

Summary Hardcoded Wildcard CORS Access-Control-Allow-Origin: - https://github.com/modelcontextprotocol/java-sdk/blob/main/mcp-core/src/main/java/io/modelcontextprotocol/server/transport/HttpServletSseServerTransportProvider.javaL289 -...

CVE-2025-51605

An issue was discovered in Shopizer 3.2.7. The server's CORS implementation reflects the client-supplied Origin header verbatim into Access-Control-Allow-Origin without any whitelist validation, while also enabling Access-Control-Allow-Credentials: true. This allows any malicious origin to make...

Mozilla: Private data leakage using RegExp.input

Mozilla Firefox before 3.6.20, Thunderbird 2.x and 3.x before 3.1.12, SeaMonkey 1.x and 2.x, and possibly other products does not properly handle the RegExp.input property, which allows remote attackers to bypass the Same Origin Policy and read data from a different domain via a crafted web site,...