CVE-2026-29201

Published May 8, 2026 CVSS 3.1 · 8.6 High EPSS < 1% KEV · Not listed

Description

Insufficient input validation of the feature file name in `feature::LOADFEATUREFILE` adminbin call can cause arbitrary file read when a relative file path is passed.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

WebPros

cPanel

unaffected

Version	Status	Constraints
`11.136.0.0`	affected	< 11.136.0.9
`11.134.0.0`	affected	< 11.134.0.25
`11.132.0.0`	affected	< 11.132.0.31
`11.130.0.0`	affected	< 11.130.0.22
`11.126.0.0`	affected	< 11.126.0.58
`11.124.0.0`	affected	< 11.124.0.37
`11.118.0.0`	affected	< 11.118.0.66
`11.110.0.0`	affected	< 11.110.0.117
`11.102.0.0`	affected	< 11.102.0.41
`11.94.0.0`	affected	< 11.94.0.30
`11.86.0.0`	affected	< 11.86.0.43

WebPros

WP Squared

unaffected

Version	Status	Constraints
`11.136.1.0`	affected	< 11.136.1.11

WebPros

cPanel (CloudLinux 6, CentOS 6)

unaffected

Version	Status	Constraints
`11.110.0.0`	affected	< 11.110.0.116

No data.

Vendor Product Versions

Webpros

Cpanel

Version	Status	Scheme	Platform
`[11.136.0.0,11.136.0.9)`	affected	generic	—
`[11.134.0.0,11.134.0.25)`	affected	generic	—
`[11.132.0.0,11.132.0.31)`	affected	generic	—
`[11.130.0.0,11.130.0.22)`	affected	generic	—
`[11.126.0.0,11.126.0.58)`	affected	generic	—
`[11.124.0.0,11.124.0.37)`	affected	generic	—
`[11.118.0.0,11.118.0.66)`	affected	generic	—
`[11.110.0.0,11.110.0.116)`	affected	generic	—
`[11.110.0.0,11.110.0.117)`	affected	generic	—
`[11.102.0.0,11.102.0.41)`	affected	generic	—
`[11.94.0.0,11.94.0.30)`	affected	generic	—
`[11.86.0,11.86.0.43)`	affected	generic	—

Webpros

Cpanel (centos 6, Cloudlinux 6)

Version	Status	Scheme	Platform
`[11.110.0.0,11.110.0.114)`	affected	generic	—

Webpros

Wp Squared

Version	Status	Scheme	Platform
`[11.136.1.0,11.136.1.10)`	affected	generic	—

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.435% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://support.cpanel.net/hc/en-us/articles/40311033698327-Security-CVE-2026-29201-cPanel-WHM-WP2-Security-Update-May-08-2026

History

May 13, 2026 11:45 PM Title updated View changes

Type	Values Removed	Values Added
Title	Insufficient File Name Validation in cPanel Load Feature API Enables Arbitrary File Read

May 13, 2026 10:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics	cvssV3_1 `{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}`	cvssV3_1 `{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L'}`

May 12, 2026 11:15 PM Title updated View changes

Type	Values Removed	Values Added
Title		Insufficient File Name Validation in cPanel Load Feature API Enables Arbitrary File Read

May 12, 2026 6:30 PM Weaknesses updated View changes

Type	Values Removed	Values Added
Weaknesses	CWE-20

May 12, 2026 6:15 PM Description updated. Weaknesses updated View changes

Type	Values Removed	Values Added
Description	Insufficient input validation of the feature file name in `feature::LOADFEATUREFILE` AdminBin call can cause arbitrary file read when a relative file path is passed.	Insufficient input validation of the feature file name in `feature::LOADFEATUREFILE` adminbin call can cause arbitrary file read when a relative file path is passed.
Weaknesses		CWE-23

May 12, 2026 12:30 AM Title updated View changes

Type	Values Removed	Values Added
Title	Arbitrary File Read via Feature File Name Validation in cPanel Admin API

May 11, 2026 10:45 PM Description updated View changes

Type	Values Removed	Values Added
Description	Insufficient input validation of the feature file name in `feature::LOADFEATUREFILE` adminbin call can cause arbitrary file read when a relative file path is passed.	Insufficient input validation of the feature file name in `feature::LOADFEATUREFILE` AdminBin call can cause arbitrary file read when a relative file path is passed.

May 10, 2026 9:45 PM First appearance in the feed. Affected vendors updated View changes

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

May 8, 2026 10:15 PM Title updated View changes

Type	Values Removed	Values Added
Title	Arbitrary File Read via Feature File Name Validation in cPanel Administration API	Arbitrary File Read via Feature File Name Validation in cPanel Admin API

May 8, 2026 9:00 PM Title updated View changes

Type	Values Removed	Values Added
Title		Arbitrary File Read via Feature File Name Validation in cPanel Administration API

May 8, 2026 8:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

May 8, 2026 7:00 PM Description updated. Weaknesses updated. Added references View changes

Type	Values Removed	Values Added
Description		Insufficient input validation of the feature file name in `feature::LOADFEATUREFILE` adminbin call can cause arbitrary file read when a relative file path is passed.
Weaknesses		CWE-20
References		https://support.cpanel.net/hc/en-us/articles/40311033698327-Security-CVE-2026-29201-cPanel-WHM-WP2-Security-Update-May-08-2026