CVE Catalog

CVE-2026-109318

HighCVSS 8.8
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
1.22%

68th percentile - higher than 68% of all known CVEs

Summary

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.

Risk Assessment

Execution of arbitrary commands on the server, potentially leading to full system compromise and data breach.

Recommendation

Update Grav Git Sync to version 3.4.12 or later, which includes a fix for this vulnerability.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS