phpcsstandards/phpcsutils
HighComposerCVE-2026-65954
What to do
Update phpcsstandards/phpcsutils to 1.2.3 or later.
composer require phpcsstandards/phpcsutils:^1.2.3
A remote code execution flaw affects the Composer package phpcsstandards/phpcsutils. Affected versions: >= 1.0.0-alpha1, < 1.2.3. Fixed from version 1.2.3. CVSS score 8.6.
What the flaw allows: An attacker can make the service run their own code.
- Package
- phpcsstandards/phpcsutils
- Ecosystem
- Composer (PHP)
- Class
- Remote code execution
- Affected versions
- >= 1.0.0-alpha1, < 1.2.3
- CVSS
- 8.6
- Published on
- September 29, 2026
Sources
Entry built automatically from the cited security advisory, with no model rewriting. Acknowledged by the organisation or vendor, notified to an authority, or established by two independent sources.