{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-3007", "assignerOrgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "state": "PUBLISHED", "assignerShortName": "CSA", "dateReserved": "2026-02-23T05:15:43.206Z", "datePublished": "2026-04-23T02:54:25.444Z", "dateUpdated": "2026-04-23T02:54:25.444Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "shortName": "CSA", "dateUpdated": "2026-04-23T02:54:25.444Z"}, "title": "Stored Cross-Site Scripting (XSS) Vulnerability", "datePublic": "2026-04-23T02:50:00.000Z", "affected": [{"vendor": "Three Learning", "product": "Koollab Learning Management System", "versions": [{"status": "affected", "version": "5.3.2."}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Successful exploitation of the stored cross-site scripting (XSS) vulnerability could allow an attacker to execute arbitrary JavaScript on any user account that has access to Koollab LMS\u2019 courselet feature.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Successful exploitation of the stored cross-site scripting (XSS) vulnerability could allow an attacker to execute arbitrary JavaScript on any user account that has access to Koollab LMS\u2019 courselet feature.</p>"}]}], "references": [{"url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-042/"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE", "baseSeverity": "MEDIUM", "baseScore": 5.4, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}}], "solutions": [{"lang": "en", "value": "Users and administrators of the affected product version are advised to update to the latest version 5.4.0 immediately.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Users and administrators of the affected product version are advised to update to the latest version 5.4.0 immediately."}]}], "credits": [{"lang": "en", "value": "Justin Ng", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.1"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Successful exploitation of the stored cross-site scripting (XSS) vulnerability could allow an attacker to execute arbitrary JavaScript on any user account that has access to Koollab LMS\u2019 courselet feature."}], "id": "CVE-2026-3007", "lastModified": "2026-04-23T04:16:07.980", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "type": "Secondary"}]}, "published": "2026-04-23T04:16:07.980", "references": [{"source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-042/"}], "sourceIdentifier": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "vulnStatus": "Received"}

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