CVE-2017-9841

At a glance

Severity: CRITICAL 9.8
Exploitation: Known exploited (CISA KEV) · added 2022-02-15
Exploited per ENISA since 2022-02-15
EPSS: EPSS 100.00 % · percentile 100 (2026-10-27)
State: PUBLISHED
Published: 2017-06-27
Updated: 2025-10-21
Assigner: mitre
NVD status: Analyzed

Description

Util/PHP/eval-stdin.php in PHPUnit before 4.8.28 and 5.x before 5.6.3 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.

Scores

Version	Score	Vector	Scored by
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD · nvd@nist.gov (Primary)
CVSS 3.1	CRITICAL 9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
CVSS 2.0	HIGH 7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

CWE-94

Advisories

GHSA-r7c9-c69m-rph8 — Code Injection in PHPUnit

European references

ENISA EUVD · EUVD-2022-1528
GCVE · GCVE-0-2017-9841

CERT-FR advisories

CERTFR-2017-AVI-309 — Multiples vulnérabilités dans Moodle · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:phpunit_project:phpunit:*:*:*:*:*:*:*:* ≤ 4.8.27
cpe:2.3:a:phpunit_project:phpunit:*:*:*:*:*:*:*:* ≥ 5.0.0 < 5.6.3
cpe:2.3:a:oracle:communications_diameter_signaling_router:*:*:*:*:*:*:*:* ≥ 8.0.0 ≤ 8.5.0

Affected products

Product	Versions
	affected n/a

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
CISA Known Exploited Vulnerabilities	CC0 1.0
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD