CVE-2026-124010 Dixell/Copeland XWEB EVO Unauthenticated Command Injection via xwconsole.cgi

Critical 9.3 Published Updated

Unauthenticated remote attackers can run commands as root on end-of-service XWEB EVO controllers via the sh parameter of xwconsole.cgi.

Exploited in the wild
Not known
Login needed
Not needed
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-2026-124010?

CVE-2026-124010 is a critical command injection vulnerability in Copeland XWEB EVO, published on 12 Nov 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

XWEB EVO before 5.6.2 contains a command injection vulnerability that allows unauthenticated remote attackers to execute arbitrary commands as root by exploiting the setuid-root CGI xwconsole.cgi. Attackers can supply malicious input through the sh parameter, which is passed unsanitized to popen(), to achieve full system compromise. This product line reached it's end of service date in March 2026.

Weakness: CWE-78, CWE-250

Which versions are affected by CVE-2026-124010?

An affected version is exposed as installed. No special setting or call is needed.

How do I fix CVE-2026-124010?

No fix has been published for CVE-2026-124010 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-2026-124010 being exploited?

There is no known exploitation of CVE-2026-124010 in the wild and no public exploit code.

Sources

Also known as GHSA-m9wg-vhr5-756v.

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