{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-63240", "assignerOrgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "state": "PUBLISHED", "assignerShortName": "CSA", "dateReserved": "2026-07-16T02:35:54.249Z", "datePublished": "2026-07-29T06:29:53.671Z", "dateUpdated": "2026-07-29T06:29:53.671Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "shortName": "CSA", "dateUpdated": "2026-07-29T06:29:53.671Z"}, "title": "Information disclosure vulnerability", "datePublic": "2026-07-29T06:07:00.000Z", "affected": [{"vendor": "Three Learning", "product": "Koollab LMS", "versions": [{"status": "affected", "version": "5.3.2"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "An information disclosure vulnerability in Koollab LMS allowed an authenticated learner\nto obtain correct quiz answers from the course status endpoint without\ncompleting the assessment legitimately, compromising the integrity of\nassessments.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>An information disclosure vulnerability in Koollab LMS allowed an authenticated learner\nto obtain correct quiz answers from the course status endpoint without\ncompleting the assessment legitimately, compromising the integrity of\nassessments.</p>"}]}], "references": [{"url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 4.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.4"}}}}

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