Vulnerability 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.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/anomalyco/opencode/commit/29f07e0c69ad8668e0e15b0eb54f2fcb342
- https://github.com/anomalyco/opencode/pull/51414
- https://github.com/modelcontextprotocol/inspector/security/advisories/GHSA-q978-
- https://github.com/sindresorhus/open/blob/v10.2.0/index.js#L189-L203
- https://github.com/sindresorhus/open/blob/v7.2.0/index.js#L60-L99
- https://github.com/sindresorhus/open/commit/274d70446bf38a7b7d50b214dd3962ef8ea9
- https://github.com/sindresorhus/open/releases/tag/v11.0.0
- https://www.vulncheck.com/advisories/open-7.2.0-before-11.0.0-os-command-injecti
FAQ
What is CVE-2026-119025?
CVE-2026-119025 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 $(...) subexp...
How severe is CVE-2026-119025?
CVE-2026-119025 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-119025?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.