CVE-2026-63231
Full vulnerability record from the local CVENow database.
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.
Severity
HIGH
CVSS score
8.1
(v3.1)
Vulnerability status
Deferred
Source identifier
5f57b9bf-260d-4433-bf07-b6a79e9bb7d4
Published
2026-07-29 07:16:42.490000
Last modified
2026-10-23 23:10:00.157000
View original CVE JSON
{
"id": "CVE-2026-63231",
"sourceIdentifier": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4",
"published": "2026-07-29T07:16:42.490",
"lastModified": "2026-10-23T23:10:00.157",
"vulnStatus": "Deferred",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A post-authentication SQL injection\nvulnerability in Koollab LMS allowed an authenticated attacker to use an error-based SQL oracle via\nthe face-to-face runs update endpoint to read the entire application database\nand obtain valid JWT tokens for account takeover."
},
{
"lang": "es",
"value": "Una vulnerabilidad de inyección SQL post-autenticación en Koollab LMS permitió a un atacante autenticado usar un oráculo SQL basado en errores a través del endpoint de actualización de ejecuciones presenciales para leer toda la base de datos de la aplicación y obtener tokens JWT válidos para la toma de control de cuentas."
}
],
"affected": [
{
"source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4",
"affectedData": [
{
"vendor": "Three Learning",
"product": "Koollab LMS",
"defaultStatus": "unaffected",
"versions": [
{
"version": "5.3.2",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
"baseScore": 8.1,
"baseSeverity": "HIGH",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "NONE"
},
"exploitabilityScore": 2.8,
"impactScore": 5.2
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-07-29T15:11:57.922807Z",
"id": "CVE-2026-63231",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-89"
}
]
}
],
"references": [
{
"url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/",
"source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4"
}
]
}