git-mcp-server 2.15.1 contains an argument injection vulnerability in the ref and object parameters of git_log, git_diff, and git_show tools that lack leading-dash validation. Attackers can inject git command-line options like --output= to write files outside the repository to arbitrary paths accessible by the process.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 01 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 07 Sep 2026 08:45:00 +0000

Type Values Removed Values Added
First Time appeared Cyanheads
Cyanheads git-mcp-server
Vendors & Products Cyanheads
Cyanheads git-mcp-server

Fri, 04 Sep 2026 14:45:00 +0000

Type Values Removed Values Added
Description git-mcp-server 2.15.1 contains an argument injection vulnerability in the ref and object parameters of git_log, git_diff, and git_show tools that lack leading-dash validation. Attackers can inject git command-line options like --output= to write files outside the repository to arbitrary paths accessible by the process.
Title git-mcp-server 2.15.1 Argument Injection via Git Ref Parameters
Weaknesses CWE-88
References
Metrics cvssV3_1

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

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-01T18:39:48.836Z

Reserved: 2026-09-04T11:03:33.316Z

Link: CVE-2026-85626

cve-icon Vulnrichment

Updated: 2026-09-08T16:55:46.720Z

cve-icon NVD

Status : Deferred

Published: 2026-09-04T15:17:43.040

Modified: 2026-09-23T17:17:45.803

Link: CVE-2026-85626

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-07T08:26:30Z

Weaknesses