CVE-2026-119025

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 v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/anomalyco/opencode/commit/29f07e0c69ad8668e0e15b0eb54f2fcb342af98c
https://github.com/anomalyco/opencode/pull/51414
https://github.com/modelcontextprotocol/inspector/security/advisories/GHSA-q978-78c7-phqw
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/274d70446bf38a7b7d50b214dd3962ef8ea9320d
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-injection-via-powershell-on-windows

Configurations

No configuration.

History

29 Oct 2026, 12:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-29 12:17

Updated : 2026-11-03 16:17

NVD link : CVE-2026-119025

Mitre link : CVE-2026-119025

CVE.ORG link : CVE-2026-119025

JSON object : View

Products Affected

No product.

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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