CVE-2026-63229 Pre-authentication blind SQL injection vulnerability
Unauthenticated attackers can exploit a blind SQL injection in Koollab LMS to read sensitive data and potentially take over accounts.
- 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-2026-63229?
CVE-2026-63229 is a critical SQL injection vulnerability in Three Learning Koollab LMS, published on 29 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A pre-authentication blind SQL injection vulnerability in Koollab LMS allowed an unauthenticated attacker to use a time-based SQL oracle via the SSO OAuth endpoint to read sensitive database contents, including personally identifiable information, credentials, and valid JWT tokens that may enable account takeover.
Weakness: CWE-89
Which versions are affected by CVE-2026-63229?
How do I fix CVE-2026-63229?
No fix has been published for CVE-2026-63229 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-2026-63229 being exploited?
There is no known exploitation of CVE-2026-63229 in the wild and no public exploit code.
Sources
Also known as GHSA-8g2m-jvpm-fx9f.