February 15, 2022 · Applied Cybernetics Group
CVE-2017-9841 — PHPUnit PHPUnit
PHPUnit Command Injection Vulnerability
- Added to KEV
2022-02-15- Federal due date
2022-08-15- Vendor
- PHPUnit
- Product
- PHPUnit
- EPSS
- 99.9th percentile (score 0.942, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2017-9841
CISA short description
PHPUnit allows remote attackers to execute arbitrary PHP code via HTTP POST data beginning with a "<?php " substring, as demonstrated by an attack on a site with an exposed /vendor folder, i.e., external access to the /vendor/phpunit/phpunit/src/Util/PHP/eval-stdin.php URI.
Required action
Apply updates per vendor instructions.