CVE-2026-124013 Dixell/Copeland XWEB EVO OS Command Injection via api.lua
Authenticated attackers can inject shell commands via server URL fields in XWEB EVO's API, executing as root; operators of this end-of-service product should care.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Harmful if only installed
- No
- Needs a specific call
- No
- Fix
- None listed
What is CVE-2026-124013?
CVE-2026-124013 is a high-severity command injection vulnerability in Copeland XWEB EVO, published on 12 Nov 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
XWEB EVO 5.6.2 through 5.8.8 contains an authenticated OS command injection vulnerability in the api.lua import_preconfiguration and restore actions, where server_url and related server credential fields are concatenated unescaped into a root curl command executed via io.popen. Attackers can inject malicious shell commands through these unfiltered parameters to achieve arbitrary command execution with root privileges on the underlying system. This product line reached it's end of service date in March 2026.
Weakness: CWE-78
Which versions are affected by CVE-2026-124013?
An affected version is exposed as installed. No special setting or call is needed.
How do I fix CVE-2026-124013?
No fix has been published for CVE-2026-124013 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-2026-124013 being exploited?
There is no known exploitation of CVE-2026-124013 in the wild and no public exploit code.
Sources
Also known as GHSA-55x9-xqqc-c745.