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CVE-2017-9841: PHPUnit Command Injection Vulnerability
PHPUnit PHPUnit · in CISA KEV since 2022-02-15
2022-02-15added to KEV
2022-08-15federal remediation due date
100.00%EPSS exploit probability (30 days) 100.0th percentile
9.8 CRITICALCVSS 3.1
Unknownknown ransomware use
1,694days from NVD publication to KEV
What it is
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 (CISA)
Apply updates per vendor instructions.
| CWE | CWE-94 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2017-06-27 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2017-9841.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.