CVE-2026-41570
high
CVSS v3
7.8
CVSS v2
—
VIR risk
7.8
Description
PHPUnit has Argument injection via newline in PHP INI values that are forwarded to child processes
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-41570
Vendor advisory: security-advisories@github.com — https://github.com/sebastianbergmann/phpunit/security/advisories/GHSA-qrr6-mg7r-m243
Vendor advisory: security-advisories@github.com — https://github.com/sebastianbergmann/phpunit/pull/6592
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Packagist | phpunit/phpunit | >=12.5.21,<12.5.22 | 12.5.22 |
| Packagist | phpunit/phpunit | >=13.1.5,<13.1.6 | 13.1.6 |
| COMPOSER | phpunit/phpunit | = 13.1.5 | 13.1.6 |
| COMPOSER | phpunit/phpunit | = 12.5.21 | 12.5.22 |
References
- https://github.com/sebastianbergmann/phpunit/pull/6592
- https://github.com/sebastianbergmann/phpunit/security/advisories/GHSA-qrr6-mg7r-m243
- https://security-tracker.debian.org/tracker/CVE-2026-41570
- https://nvd.nist.gov/vuln/detail/CVE-2026-41570
- https://github.com/FriendsOfPHP/security-advisories/blob/master/phpunit/phpunit/CVE-2026-41570.yaml
- https://github.com/sebastianbergmann/phpunit
- https://github.com/advisories/GHSA-qrr6-mg7r-m243
CWEs
CWE-88 CWE-93
Verify integrity in audit chain (admin only). AS-IS.