EIP-2026-102807

PRE-CVE

cPanel 5.0 - 'Openwebmail' Local Privilege Escalation

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-102807. PoCs published by deadbeat.

AI-analyzed exploit summary This exploit leverages a local file include vulnerability in cPanel's openwebmail package by manipulating environment variables to execute arbitrary Perl scripts with root privileges via the setuid 'oom' script. It creates a malicious Perl script in /tmp and triggers its execution to spawn a rootshell.

Description

cPanel 5.0 - 'Openwebmail' Local Privilege Escalation

Exploits (1)

exploitdb WORKING POC VERIFIED
by deadbeat · perllocallinux
https://www.exploit-db.com/exploits/22265

This exploit leverages a local file include vulnerability in cPanel's openwebmail package by manipulating environment variables to execute arbitrary Perl scripts with root privileges via the setuid 'oom' script. It creates a malicious Perl script in /tmp and triggers its execution to spawn a rootshell.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Trivial
Reliability
Reliable
Target: cPanel version 5 (openwebmail package)
No auth needed
Prerequisites: Local access to the vulnerable system · Presence of the vulnerable cPanel/openwebmail installation
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026