{"id":"CVE-2026-119025","published":"2026-10-29T12:17:12.017","lastModified":"2026-10-29T16:19:37.750","description":"open 7.2.0 before 11.0.0 contains an OS command injection vulnerability that allows attackers to execute PowerShell code by supplying crafted URLs on Windows and WSL. Attackers can embed $(...) subexpressions in URLs, such as OAuth authorization_endpoint values from malicious MCP servers, which execute when index.js passes them unescaped to powershell -EncodedCommand.","cvssScore":7.5,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","cwes":["CWE-78"],"vendors":[],"products":[],"references":[{"url":"https://github.com/anomalyco/opencode/commit/29f07e0c69ad8668e0e15b0eb54f2fcb342af98c","tags":[]},{"url":"https://github.com/anomalyco/opencode/pull/51414","tags":[]},{"url":"https://github.com/modelcontextprotocol/inspector/security/advisories/GHSA-q978-78c7-phqw","tags":[]},{"url":"https://github.com/sindresorhus/open/blob/v10.2.0/index.js#L189-L203","tags":[]},{"url":"https://github.com/sindresorhus/open/blob/v7.2.0/index.js#L60-L99","tags":[]},{"url":"https://github.com/sindresorhus/open/commit/274d70446bf38a7b7d50b214dd3962ef8ea9320d","tags":[]},{"url":"https://github.com/sindresorhus/open/releases/tag/v11.0.0","tags":[]},{"url":"https://www.vulncheck.com/advisories/open-7.2.0-before-11.0.0-os-command-injection-via-powershell-on-windows","tags":[]}],"exploitRefs":[{"url":"https://github.com/anomalyco/opencode/commit/29f07e0c69ad8668e0e15b0eb54f2fcb342af98c","tags":[]},{"url":"https://github.com/anomalyco/opencode/pull/51414","tags":[]},{"url":"https://github.com/modelcontextprotocol/inspector/security/advisories/GHSA-q978-78c7-phqw","tags":[]},{"url":"https://github.com/sindresorhus/open/blob/v10.2.0/index.js#L189-L203","tags":[]},{"url":"https://github.com/sindresorhus/open/blob/v7.2.0/index.js#L60-L99","tags":[]},{"url":"https://github.com/sindresorhus/open/commit/274d70446bf38a7b7d50b214dd3962ef8ea9320d","tags":[]},{"url":"https://github.com/sindresorhus/open/releases/tag/v11.0.0","tags":[]}],"hasPoc":true,"ai":null}