CVE-2026-63229: 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 sensitiv

criticalCVSS 9.1CVE-2026-63229

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.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: critical — CVSS 9.1
Published: 2026-07-29
Last updated: 2026-07-30
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-63229

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-632290.30% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 22% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-63229	coverage & exploitation status	NVD · CVE.org

CVE-2026-63229: 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 sensitiv

Details

Exploitation outlook

Referenced CVEs

More from NVD Recent CVEs