CVE-2026-63233

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-63233", "assignerOrgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "state": "PUBLISHED", "assignerShortName": "CSA", "dateReserved": "2026-07-16T02:33:02.674Z", "datePublished": "2026-07-29T06:19:14.193Z", "dateUpdated": "2026-07-29T15:22:58.114Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "shortName": "CSA", "dateUpdated": "2026-07-29T06:19:14.193Z"}, "title": "SQL injection and unsafe deserialisation 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": "A SQL injection and unsafe deserialisation\nvulnerability in Koollab LMS allowed an authenticated attacker to inject through the assessment\noverall answer endpoint, control data passed to unserialize(), write a webshell\nto a publicly accessible location, and execute arbitrary code on the server.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "A SQL injection and unsafe deserialisation\nvulnerability in Koollab LMS allowed an authenticated attacker to inject through the assessment\noverall answer endpoint, control data passed to unserialize(), write a webshell\nto a publicly accessible location, and execute arbitrary code on the server."}]}], "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": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.9, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.4"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-89", "lang": "en", "description": "CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-29T15:12:56.106516Z", "id": "CVE-2026-63233", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-29T15:22:58.114Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-63233", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-07-29T15:12:56.106516Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-89", "description": "CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-29T15:13:09.493Z"}}], "cna": {"title": "SQL injection and unsafe deserialisation vulnerability", "source": {"discovery": "UNKNOWN"}, "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.9, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Three Learning", "product": "Koollab LMS", "versions": [{"status": "affected", "version": "5.3.2"}], "defaultStatus": "unaffected"}], "datePublic": "2026-07-29T06:07:00.000Z", "references": [{"url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/"}], "x_generator": {"engine": "Vulnogram 1.0.4"}, "descriptions": [{"lang": "en", "value": "A SQL injection and unsafe deserialisation\nvulnerability in Koollab LMS allowed an authenticated attacker to inject through the assessment\noverall answer endpoint, control data passed to unserialize(), write a webshell\nto a publicly accessible location, and execute arbitrary code on the server.", "supportingMedia": [{"type": "text/html", "value": "A SQL injection and unsafe deserialisation\nvulnerability in Koollab LMS allowed an authenticated attacker to inject through the assessment\noverall answer endpoint, control data passed to unserialize(), write a webshell\nto a publicly accessible location, and execute arbitrary code on the server.", "base64": false}]}], "providerMetadata": {"orgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "shortName": "CSA", "dateUpdated": "2026-07-29T06:19:14.193Z"}}}, "cveMetadata": {"cveId": "CVE-2026-63233", "state": "PUBLISHED", "dateUpdated": "2026-07-29T15:22:58.114Z", "dateReserved": "2026-07-16T02:33:02.674Z", "assignerOrgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "datePublished": "2026-07-29T06:19:14.193Z", "assignerShortName": "CSA"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Koollab LMS", "vendor": "Three Learning", "versions": [{"status": "affected", "version": "5.3.2"}]}], "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A SQL injection and unsafe deserialisation\nvulnerability in Koollab LMS allowed an authenticated attacker to inject through the assessment\noverall answer endpoint, control data passed to unserialize(), write a webshell\nto a publicly accessible location, and execute arbitrary code on the server."}, {"lang": "es", "value": "Una vulnerabilidad de inyecci\u00f3n SQL y de deserializaci\u00f3n insegura en Koollab LMS permiti\u00f3 a un atacante autenticado inyectar a trav\u00e9s del endpoint de respuesta general de la evaluaci\u00f3n, controlar los datos pasados a unserialize(), escribir una webshell en una ubicaci\u00f3n de acceso p\u00fablico y ejecutar c\u00f3digo arbitrario en el servidor."}], "id": "CVE-2026-63233", "lastModified": "2026-10-23T23:10:00.157", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 6.0, "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-63233", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-07-29T15:12:56.106516Z", "version": "2.0.3"}}]}, "published": "2026-07-29T07:16:42.710", "references": [{"source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-094/"}], "sourceIdentifier": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-89"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "5.3.2"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Koollab LMS", "source": "cna", "vendor": "Three Learning"}, "product": "koollab_lms", "vendor": "three_learning"}], "created": "2026-07-29T15:10:09.496006+00:00", "updated": "2026-08-03T14:00:07.852719+00:00", "vendors": ["three_learning", "three_learning$PRODUCT$koollab_lms"]}