Command injection in Simple Git - CVE-2026-102827
Published: October 1, 2026
Vulnerability identifier: #VU153057
CSH Severity: High
CVSS v4: 9.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-102827
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary commands.
The vulnerability exists due to improper neutralization of special elements in a command in the blockUnsafeOperationsPlugin when processing attacker-influenced git push options. A remote attacker can supply an abbreviated --receive-pack or --exec option to execute arbitrary commands.
Exploitation can occur with a local or file remote, or with an attacker-influenced receive-pack target.
Affected software
Simple Git
How to mitigate CVE-2026-102827
Install security update from vendor's website.
Simple Git - update to 4.0.0