Insufficient input validation of the `plugin` parameter of the `create_user` plugin allows arbitrary Perl code execution on behalf of the already authenticated account's system user.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Webpros
  • Cpanel
  • Cpanel (centos 6, Cloudlinux 6)
  • Wp Sqaured

No data.

No data.

References
Link Providers
https://support.cpanel.net/hc/en-us/articles/40311426610327-Security-CVE-2026-29202-cPanel-WHM-WP2-Security-Update-May-08-2026 cve-icon cve-icon
History

Thu, 14 May 2026 00:00:00 +0000

Type Values Removed Values Added
Title Unvalidated Plugin Parameter Enables Arbitrary Perl Code Execution in cPanel

Wed, 13 May 2026 22:15:00 +0000

Type Values Removed Values Added
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Tue, 12 May 2026 20:45:00 +0000

Type Values Removed Values Added
Title Unvalidated Plugin Parameter Enables Arbitrary Perl Code Execution in cPanel

Tue, 12 May 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X'}

Tue, 12 May 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

 cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X'}

Mon, 11 May 2026 19:15:00 +0000

Type Values Removed Values Added
Title Arbitrary Perl Code Execution via Unvalidated Plugin Parameter in cPanel create_user

Mon, 11 May 2026 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-20

Mon, 11 May 2026 17:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-94
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}

Sun, 10 May 2026 21:45:00 +0000

Type Values Removed Values Added
First Time appeared Webpros
Webpros cpanel
Webpros cpanel (centos 6, Cloudlinux 6)
Webpros wp Sqaured
Vendors & Products Webpros
Webpros cpanel
Webpros cpanel (centos 6, Cloudlinux 6)
Webpros wp Sqaured

Fri, 08 May 2026 21:00:00 +0000

Type Values Removed Values Added
Title Arbitrary Perl Code Execution via Unvalidated Plugin Parameter in cPanel create_user

Fri, 08 May 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Fri, 08 May 2026 19:00:00 +0000

Type Values Removed Values Added
Description Insufficient input validation of the `plugin` parameter of the `create_user` plugin allows arbitrary Perl code execution on behalf of the already authenticated account's system user.
Weaknesses CWE-20
References
cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published: 2026-05-08T18:51:05.585Z

Updated: 2026-05-13T22:03:15.187Z

Reserved: 2026-03-04T15:00:09.267Z

Link: CVE-2026-29202

cve-icon Vulnrichment

Updated: 2026-05-08T19:21:45.443Z

cve-icon NVD

Status : Deferred

Published: 2026-05-08T19:16:30.047

Modified: 2026-05-13T22:16:42.663

Link: CVE-2026-29202

cve-icon Redhat

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