CVE-2017-9841 (GCVE-0-2017-9841)

Vulnerability from cvelistv5 – Published: 2017-06-27 17:00 – Updated: 2025-10-21 23:55
VLAI CISA Previdian
Summary
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.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: active Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-07 14:09 UTC
CWE
  • n/a
  • CWE-94 - Improper Control of Generation of Code ('Code Injection')
Assigner
References
Date Public
2017-06-27 00:00
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 38749eb2-9976-403e-a15a-e5e2f9527949

Vulnerability ID: CVE-2017-9841

Status: Confirmed

Status Updated: 2022-02-15 01:00 CET

Exploited: Yes

Timestamps
First Seen: 2022-02-15
Asserted: 2022-02-15
Scope
Notes: PHPUnit Command Injection Vulnerability | Affected: PHPUnit / PHPUnit | 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. | Due date: 2022-08-15 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2017-9841
Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev

Details
Cwes CWE-94
Feed CISA Known Exploited Vulnerabilities Catalog
Product PHPUnit
Due Date 2022-08-15
Date Added 2022-02-15
Vendorproject PHPUnit
Vulnerabilityname PHPUnit Command Injection Vulnerability
Knownransomwarecampaignuse Unknown
References
Created: 2026-10-02 08:10 CEST | Updated: 2026-10-02 08:10 CEST
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: 5a737233-b989-4012-967c-4c20ec41e867

Vulnerability ID: CVE-2017-9841

Status: Confirmed

Status Updated: 2022-02-15 01:00 CET

Exploited: Yes

Timestamps
First Seen: 2022-02-15
Asserted: 2022-02-15
Scope
Notes: 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... | Affected: PHPUnit / PHPUnit | CVSS: 9.8 (CRITICAL) | EPSS: 0.99999 | Used in malware: unknown | Not yet in CISA KEV: False
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: previdian

Details
Feed Previdian (previdian.com)
Title 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...
Cve Id CVE-2017-9841
Vendor PHPUnit
Ghsa Id GHSA-R7C9-C69M-RPH8
Product PHPUnit
Added Date 2022-02-15T00:00:00.000Z
Cvss Score 9.8
Epss Score 0.99999
Previous Ids
Cvss Severity CRITICAL
Virtual Patch False
Cvss Estimated False
Epss Percentile 0.99994
Used In Malware unknown
Vulnerability Id CVE-2017-9841
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False
References
Created: 2026-10-02 09:10 CEST | Updated: 2026-10-02 09:10 CEST
Show details on NVD website
To clipboard 

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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.