CVE-2026-63229
A blind SQL injection flaw in Koollab LMS lets anyone on the internet read sensitive data through the SSO OAuth endpoint. The flaw can expose personal information, passwords, and tokens that could be used to hijack accounts.
No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.
Who is affected
Koollab LMS users and administrators, regardless of version, as no specific versions are listed.
Real-world impact
An attacker can retrieve confidential database contents, including personally identifiable information, stored credentials, and valid JWT tokens, potentially enabling account takeover.
Why this severity
The CVSS score of 9.1 reflects that the vulnerability is exploitable without authentication or user interaction, and it grants full confidentiality compromise while the integrity impact is not considered.
What to do about it
No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.
No fix documented in sources