99026 : cPanel WHM Configure Customer Contact Interface Jailshell Restrictions Bypass Remote Privilege Escalation
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Disclosure Date


cPanel contains a flaw in the configure customer contact interface in WHM that leads to unauthorized privileges being gained. The issue is triggered when handling a specially crafted custom contact program, which can allow a remote attacker to bypass jailshell restricts and gain elevated privileges.


Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Unknown
Disclosure: Vendor Verified
OSVDB: Web Related


It has been reported that this issue has been fixed. Upgrade to version,,,, or higher, to address this vulnerability.


cPanel, Inc.



CVSSv2 Score

NVD does not currently have a CVSSv2 score assigned.


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