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CVE-2026-63231

Post-authentication SQL injection vulnerability

HIGH
8.1
CVSS Score
Published: July 29, 2026 at 06:13 AM UTC
Updated: October 23, 2026 at 11:10 PM UTC
1 product affected across 1 vendorKoollab LMS

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Severity
HIGH8.1
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

A post-authentication SQL injection vulnerability in Koollab LMS allowed an authenticated attacker to use an error-based SQL oracle via the face-to-face runs update endpoint to read the entire application database and obtain valid JWT tokens for account takeover.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGHCSA
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-89

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