CVE-2026-103668 SQL injection in Movable Type
Unauthenticated attackers can execute arbitrary SQL queries via the Site Search function in Movable Type, potentially accessing or modifying database content.
- 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-2026-103668?
CVE-2026-103668 is a high-severity SQL injection vulnerability in Six Apart Ltd. Movable Type, published on 7 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An SQL Injection vulnerability exists in the Site Search function of Movable Type, which may allow an unauthenticated attacker to execute an arbitrary SQL query on the affected product.
Weakness: CWE-89
Which versions are affected by CVE-2026-103668?
How do I fix CVE-2026-103668?
No fix has been published for CVE-2026-103668 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-2026-103668 being exploited?
There is no known exploitation of CVE-2026-103668 in the wild and no public exploit code.
Sources
Also known as GHSA-qjqp-9qgx-jwr5.