CVE-2026-63229: critical vulnerability in Three Learning Koollab LMS
Pre-authentication blind SQL injection vulnerability
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 9.1epss 0.5%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected products
Three Learning · Koollab LMSRelated CVEs — Three Learning Koollab LMS
In the same product, most dangerous first.
CVE-2026-63234CRITICALSQL injection and unsafe deserialisation vulnerabilityEPSS 0.5%CVE-2026-63233CRITICALSQL injection and unsafe deserialisation vulnerabilityEPSS 0.5%CVE-2026-63232CRITICALSQL injection and unsafe deserialisation vulnerabilityEPSS 0.5%CVE-2026-63230CRITICALPre-authentication error-based SQL injection vulnerabilityEPSS 0.5%CVE-2026-63231HIGHPost-authentication SQL injection vulnerabilityEPSS 0.4%CVE-2026-63238MEDIUMAuthentication bypass vulnerabilityEPSS 0.3%