Home

Description

A chmod call in the cPanel Nova plugin's Cpanel::Nova::Connector follows symlinks, allowing setting root permissions on arbitrary system files or directories. That can cause DoS or local privilege escalation when an authenticated cPanel user places a symlink at a user-controlled legacy Nova path under their home directory.

PUBLISHED Reserved 2026-03-04 | Published 2026-05-08 | Updated 2026-05-08 | Assigner hackerone

Problem types

CWE-61 UNIX Symbolic Link (Symlink) Following

Product status

Default status
unaffected

11.136.0.0 (semver) before 11.136.0.9
affected

11.134.0.0 (semver) before 11.134.0.25
affected

11.132.0.0 (semver) before 11.132.0.31
affected

11.130.0.0 (semver) before 11.130.0.22
affected

11.126.0.0 (semver) before 11.126.0.58
affected

11.124.0.0 (semver) before 11.124.0.37
affected

11.118.0.0 (semver) before 11.118.0.66
affected

11.110.0.0 (semver) before 11.110.0.116
affected

11.110.0.0 (semver) before 11.110.0.117
affected

11.102.0.0 (semver) before 11.102.0.41
affected

11.94.0.0 (semver) before 11.94.0.30
affected

11.86.0.0 (semver) before 11.86.0.43
affected

Default status
unaffected

11.110.0.0 (semver) before 11.110.114
affected

Default status
unaffected

11.136.1.0 (semver) before 11.136.1.10
affected

References

support.cpanel.net/...el-WHM-WP2-Security-Update-May-08-2026

cve.org (CVE-2026-29203)

nvd.nist.gov (CVE-2026-29203)

Download JSON