Grav Git Sync 1.0.2 through 3.4.12 contains a command injection vulnerability that allows authenticated content editors to execute OS commands by injecting shell substitutions into profile fields. When the gravuser or gravfull author mode is enabled, attackers can set a malicious username, full name, or email that reaches PHP exec() via git commit --author, running commands as the web-server account.
Advisories

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Fixes

Solution

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Workaround

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History

Tue, 13 Oct 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, 13 Oct 2026 07:45:00 +0000

Type Values Removed Values Added
First Time appeared Trilbymedia
Trilbymedia grav-plugin-git-sync
Vendors & Products Trilbymedia
Trilbymedia grav-plugin-git-sync

Mon, 12 Oct 2026 16:30:00 +0000

Type Values Removed Values Added
Description Grav Git Sync 1.0.2 through 3.4.12 contains a command injection vulnerability that allows authenticated content editors to execute OS commands by injecting shell substitutions into profile fields. When the gravuser or gravfull author mode is enabled, attackers can set a malicious username, full name, or email that reaches PHP exec() via git commit --author, running commands as the web-server account.
Title Grav Git Sync 1.0.2 through 3.4.12 Command Injection via Commit Author
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

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


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-13T15:49:07.805Z

Reserved: 2026-10-12T14:15:29.011Z

Link: CVE-2026-109318

cve-icon Vulnrichment

Updated: 2026-10-13T15:48:29.687Z

cve-icon NVD

Status : Received

Published: 2026-10-12T17:17:26.807

Modified: 2026-10-13T16:17:16.937

Link: CVE-2026-109318

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-17T07:45:05Z

Weaknesses