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.
Published: 2026-10-29
Score: 7.7 High
EPSS: 1.4% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 03 Nov 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 03 Nov 2026 12:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Important


Thu, 29 Oct 2026 11:30:00 +0000

Type Values Removed Values Added
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.
Title open 7.2.0 before 11.0.0 OS Command Injection via PowerShell on Windows
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 7.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-03T15:26:15.692Z

Reserved: 2026-10-29T11:19:44.165Z

Link: CVE-2026-119025

cve-icon Vulnrichment

Updated: 2026-11-03T15:25:33.329Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-29T12:17:12.017

Modified: 2026-11-03T16:17:20.497

Link: CVE-2026-119025

cve-icon Redhat

Severity : Important

Publid Date: 2026-10-29T11:24:18Z

Links: CVE-2026-119025 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-10-30T15:15:07Z

Weaknesses