CVE-2017-9841

highpriority · act · 90OT risk · criticalKEV · exploitedEPSS 1.000 · 100 %ileexploit · PoCEURUUS

grimoire priorityP0 · Act now

Exploitable?

Yes · in the wild

CISA KEV · 19 exploits · PoC

Likely / severe?

100.0% (100th) EPSS

CVSS 7.5 · high

Is it mine?

8 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

added 2022-02-15remediate by 2022-08-15

required action Apply updates per vendor instructions.

EPSS · scored 2026-10-28

PHPUnit Command Injection Vulnerability

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.

cvss

Technical severity, 0–10. One row per scoring source.

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · high–critical · 7.5–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.19.8criticalAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondaryexploitability 3.9 · impact 5.9

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · OSV

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Hsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: active · Automatable: yes · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-94USprimaryCWE-94USCWE-94US

exploits (19)

Public proof-of-concept and weaponised exploit code.

EDB-50702PHP Unit 4.8.28 - Remote Code Execution (RCE) (Unauthenticated)PoC · exploit_db
CheLover86/CVE-2017-9841I like CVEs!PoC · poc_in_github
Chocapikk/CVE-2017-9841PHPUnit RCEPoC · poc_in_github
CyberCTF/vulhub-phpunit-cve-2017-9841Vulhub phpunit/CVE-2017-9841: PHPUnit eval-stdin.php RCE (CVE-2017-9841), run with IsoloomPoC · poc_in_github
MadExploits/PHPunit-ExploitPHPunit Checker CVE-2017-9841 By MrMadPoC · poc_in_github
MrG3P5/CVE-2017-9841A Tool for scanning CVE-2017-9841 with multithreadPoC · poc_in_github

affected products (8)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
Сообщество свободного программного обеспечения PHPUnit≤ 4.8.27fstec_bduRU
Сообщество свободного программного обеспечения PHPUnit5.0.0 → 5.6.3fstec_bduRU
oracle communications diameter signaling router8.0.0 → 8.5.0nvdUScpe:2.3:a:oracle:communications_diameter_signaling_router:*:*:*:*:*:*:*:*
phpunit project phpunit≤ 4.8.27nvdUScpe:2.3:a:phpunit_project:phpunit:*:*:*:*:*:*:*:*
phpunit project phpunit5.0.0 → 5.6.3nvdUScpe:2.3:a:phpunit_project:phpunit:*:*:*:*:*:*:*:*
Packagist phpunit/phpunit4.8.19 → 4.8.28osvUSpkg:composer/phpunit/phpunit
Packagist phpunit/phpunit5.0.10 → 5.6.3osvUSpkg:composer/phpunit/phpunit

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-r7c9-c69m-rph8Code Injection in PHPUnit2022-03-26ghsa · osvUS
Util/PHP/eval-stdin.php in PHPUnit starting with 4.8.19 and before 4.8.28, as well as 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.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd osv NVD CVE.org MITRE

published 2017-06-27modified 2026-06-17

related (10,449)

Related entries.

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+10444 more

references (26)

External citations — patches, advisories, analysis.

scry

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