CVE-2026-108900 Exponent CMS XML-RPC xmlrpc.php userLogin sql injection
Remote attackers can exploit SQL injection in Exponent CMS XML-RPC login to read or modify database contents.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-108900?
CVE-2026-108900 is a medium-severity SQL injection vulnerability in Exponent CMS, published on 12 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability has been found in Exponent CMS up to 3.0.2patch2. Affected is the function userLogin of the file xmlrpc.php of the component XML-RPC. Such manipulation leads to sql injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2026-108900?
How do I fix CVE-2026-108900?
No fix has been published for CVE-2026-108900 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2026-108900 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-108900 exists.
Sources
Also known as GHSA-69p7-vpq6-728f.