CVE-2026-102796 Unauthenticated SQL injection in UserPageViewTracker via filterusers and ignoreusers parameters
Unauthenticated attackers can execute arbitrary SQL commands via the filterusers and ignoreusers parameters in the UserPageViewTracker extension.
- 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-2026-102796?
CVE-2026-102796 is a high-severity SQL injection vulnerability in Wikimedia Foundation Mediawiki - UserPageViewTracker Extension, published on 29 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Wikimedia Foundation Mediawiki - UserPageViewTracker Extension allows SQL Injection.
This issue affects Mediawiki - UserPageViewTracker Extension: from * before 1.46.1, 1.45.5, 1.43.10.
Weakness: CWE-89
Which versions are affected by CVE-2026-102796?
How do I fix CVE-2026-102796?
No fix has been published for CVE-2026-102796 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-2026-102796 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-102796 exists.
Sources
Also known as GHSA-w42g-3487-f7gc.