CVE-2026-63239

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-63239", "assignerOrgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "state": "PUBLISHED", "assignerShortName": "CSA", "dateReserved": "2026-07-16T02:35:54.249Z", "datePublished": "2026-07-29T06:28:44.920Z", "dateUpdated": "2026-07-29T14:24:06.894Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "shortName": "CSA", "dateUpdated": "2026-07-29T06:28:44.920Z"}, "title": "Hard-coded AWS IAM credentials 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 hard-coded AWS IAM credentials vulnerability\nin Koollab LMS allowed\nan attacker to access shared multi-tenant S3 buckets and SQS queues, exposing\nsensitive data and enabling malicious content injection, job manipulation, or\nemail interception.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>A hard-coded AWS IAM credentials vulnerability\nin Koollab LMS allowed\nan attacker to access shared multi-tenant S3 buckets and SQS queues, exposing\nsensitive data and enabling malicious content injection, job manipulation, or\nemail interception.</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": "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"}}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.4"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-798", "lang": "en", "description": "CWE-798 Use of Hard-coded Credentials"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-29T14:23:03.142995Z", "id": "CVE-2026-63239", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-29T14:24:06.894Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-63239", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-29T14:23:03.142995Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-798", "description": "CWE-798 Use of Hard-coded Credentials"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-29T14:23:58.311Z"}}], "cna": {"title": "Hard-coded AWS IAM credentials vulnerability", "source": {"discovery": "UNKNOWN"}, "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "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 hard-coded AWS IAM credentials vulnerability\nin Koollab LMS allowed\nan attacker to access shared multi-tenant S3 buckets and SQS queues, exposing\nsensitive data and enabling malicious content injection, job manipulation, or\nemail interception.", "supportingMedia": [{"type": "text/html", "value": "<p>A hard-coded AWS IAM credentials vulnerability\nin Koollab LMS allowed\nan attacker to access shared multi-tenant S3 buckets and SQS queues, exposing\nsensitive data and enabling malicious content injection, job manipulation, or\nemail interception.</p>", "base64": false}]}], "providerMetadata": {"orgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "shortName": "CSA", "dateUpdated": "2026-07-29T06:28:44.920Z"}}}, "cveMetadata": {"cveId": "CVE-2026-63239", "state": "PUBLISHED", "dateUpdated": "2026-07-29T14:24:06.894Z", "dateReserved": "2026-07-16T02:35:54.249Z", "assignerOrgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "datePublished": "2026-07-29T06:28:44.920Z", "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 hard-coded AWS IAM credentials vulnerability\nin Koollab LMS allowed\nan attacker to access shared multi-tenant S3 buckets and SQS queues, exposing\nsensitive data and enabling malicious content injection, job manipulation, or\nemail interception."}, {"lang": "es", "value": "Una vulnerabilidad de credenciales de AWS IAM codificadas de forma fija en Koollab LMS permiti\u00f3 a un atacante acceder a buckets de S3 y colas de SQS multiinquilino compartidos, exponiendo datos sensibles y permitiendo la inyecci\u00f3n de contenido malicioso, la manipulaci\u00f3n de trabajos o la intercepci\u00f3n de correo electr\u00f3nico."}], "id": "CVE-2026-63239", "lastModified": "2026-10-23T23:10:00.157", "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"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-63239", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-07-29T14:23:03.142995Z", "version": "2.0.3"}}]}, "published": "2026-07-29T07:16:43.343", "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-798"}], "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": "2026-07-29T15:10:01.179397+00:00", "updated": "2026-08-03T14:00:07.847590+00:00", "vendors": ["three_learning", "three_learning$PRODUCT$koollab_lms"]}