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TI-2026-23319 Aliases CVE-2026-29202GHSA-4jrh-q927-mvfj

Code injection in WebPros cPanel

Priority LOW 30CWE-94Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Code execution
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-94.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01855 79th percentileScored 2026-11-07
Fix Fixed cPanel (WebPros): 11.136.0.9, 11.134.0.25, 11.132.0.31 +8cPanel (CloudLinux 6, CentOS 6) (WebPros): 11.110.0.116+1 more product

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
WebProscPanel11.136.0.0 to before 11.136.0.9; 11.134.0.0 to before 11.134.0.25; 11.132.0.0 to before 11.132.0.31; 11.130.0.0 to before 11.130.0.22; 11.126.0.0 to before 11.126.0.58; 11.124.0.0 to before 11.124.0.37; 11.118.0.0 to before 11.118.0.66; 11.110.0.0 to before 11.110.0.117; 11.102.0.0 to before 11.102.0.41; 11.94.0.0 to before 11.94.0.30; 11.86.0.0 to before 11.86.0.4311.136.0.9, 11.134.0.25, 11.132.0.31, 11.130.0.22, 11.126.0.58, 11.124.0.37, 11.118.0.66, 11.110.0.117, 11.102.0.41, 11.94.0.30, 11.86.0.43Patch availableCNA
WebProscPanel (CloudLinux 6, CentOS 6)11.110.0.0 to before 11.110.0.11611.110.0.116Patch availableCNA
WebProsWP Squared11.136.1.0 to before 11.136.1.1111.136.1.11Patch availableCNA
  • cPanel VendorWebPros Affected 11.136.0.0 to before 11.136.0.9; 11.134.0.0 to before 11.134.0.25; 11.132.0.0 to before 11.132.0.31; 11.130.0.0 to before 11.130.0.22; 11.126.0.0 to before 11.126.0.58; 11.124.0.0 to before 11.124.0.37; 11.118.0.0 to before 11.118.0.66; 11.110.0.0 to before 11.110.0.117; 11.102.0.0 to before 11.102.0.41; 11.94.0.0 to before 11.94.0.30; 11.86.0.0 to before 11.86.0.43 Fixed in 11.136.0.9, 11.134.0.25, 11.132.0.31, 11.130.0.22, 11.126.0.58, 11.124.0.37, 11.118.0.66, 11.110.0.117, 11.102.0.41, 11.94.0.30, 11.86.0.43 Patch available CNA
  • cPanel (CloudLinux 6, CentOS 6) VendorWebPros Affected 11.110.0.0 to before 11.110.0.116 Fixed in 11.110.0.116 Patch available CNA
  • WP Squared VendorWebPros Affected 11.136.1.0 to before 11.136.1.11 Fixed in 11.136.1.11 Patch available CNA

Remediation

  • Fix · CNA cPanel (WebPros) Fixed in 11.136.0.9, 11.134.0.25, 11.132.0.31, 11.130.0.22, 11.126.0.58, 11.124.0.37, 11.118.0.66, 11.110.0.117, 11.102.0.41, 11.94.0.30, 11.86.0.43
  • Fix · CNA cPanel (CloudLinux 6, CentOS 6) (WebPros) Fixed in 11.110.0.116
  • Fix · CNA WP Squared (WebPros) Fixed in 11.136.1.11

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    WebPros cPanel, cPanel (CloudLinux 6, CentOS 6) 11.102.0.41, 11.110.0.116 and 10 more versions

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-23318 Path traversal in WebPros cPanelPriority LOW 38
    • TI-2026-23320 A chmod call in the cPanel Nova plugin's Cpanel::Nova::Connector follows symlinks…Priority LOW 27
    Show all 3 records →
  • Release ·

    WebPros WP Squared 11.136.1.11

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-29202
  2. 2026-10-03 Alias added: GHSA-4jrh-q927-mvfj

References

Other 1

  • TI-2026-30342 WebPros cPanel and WHM Authentication Bypass via Login Flow KEVCVSS 4.0CRITICAL 9.3
  • TI-2026-46792 Eval injection in cPanel 11.138.0.0 and earlier allows remote authenticated users to execute arbitrary code as root. CVSS 4.0HIGH 8.7
  • TI-2025-40383 Plesk Obsidian versions 8.0.1 through 18.0.73 are vulnerable to a Denial of Service (DoS)… CVSS 3.1HIGH 7.5
  • TI-2026-23322 Incorrect privileges management and insufficient path filtering allow to read arbitrary… CVSS 3.1HIGH 8.6
  • TI-2026-47685 Deserialization of untrusted data in WebPros WHMCS CVSS 4.0CRITICAL 9.3
  • TI-2026-23317 Authorization bypass in WebPros Comet Backup CVSS 4.0CRITICAL 9.9
See all 50 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences