CVE-2026-29201

Severity: high (CVSS 8.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-05-08 · updated 2026-10-26
Weakness: CWE-23

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

WebPros cPanel: from 11.136.0.0 before 11.136.0.9; from 11.134.0.0 before 11.134.0.25; from 11.132.0.0 before 11.132.0.31; from 11.130.0.0 before 11.130.0.22; from 11.126.0.0 before 11.126.0.58; from 11.124.0.0 before 11.124.0.37 — fixed in 11.102.0.41, 11.110.0.117, 11.118.0.66, 11.124.0.37, 11.126.0.58, 11.130.0.22
WebPros cPanel (CloudLinux 6, CentOS 6): from 11.110.0.0 before 11.110.0.116 — fixed in 11.110.0.116
WebPros WP Squared: from 11.136.1.0 before 11.136.1.11 — fixed in 11.136.1.11

How to fix

Upgrade to a fixed version: WebPros cPanel 11.102.0.41, 11.110.0.117, 11.118.0.66, 11.124.0.37; WebPros cPanel (CloudLinux 6, CentOS 6) 11.110.0.116; WebPros WP Squared 11.136.1.11. Check the vendor advisory for mitigations.

References

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

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