CVE-2013-10053 ZPanel <= 10.0.0.2 htpasswd Module Username Command Execution
Authenticated attackers can execute arbitrary system commands via unsanitized input in the htpasswd module of ZPanel.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2013-10053?
CVE-2013-10053 is a high-severity command injection vulnerability in ZPanel, published on 1 Aug 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A remote command execution vulnerability exists in ZPanel version 10.0.0.2 in its htpasswd module. When creating .htaccess files, the inHTUsername field is passed unsanitized to a system() call that invokes the system’s htpasswd binary. By injecting shell metacharacters into the username field, an authenticated attacker can execute arbitrary system commands. Exploitation requires a valid ZPanel account—such as one in the default Users, Resellers, or Administrators groups—but no elevated privileges.
Weakness: CWE-78
Which versions are affected by CVE-2013-10053?
How do I fix CVE-2013-10053?
No fix has been published for CVE-2013-10053 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2013-10053 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2013-10053 exists.
Public exploit code: 1 Metasploit module.
Sources
Also known as GHSA-xcrc-5423-m358.