CVE-2026-78237

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-78237", "assignerOrgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "state": "PUBLISHED", "assignerShortName": "CSA", "dateReserved": "2026-08-24T03:00:20.030Z", "datePublished": "2026-08-26T07:24:32.411Z", "dateUpdated": "2026-08-28T07:03:58.670Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "shortName": "CSA", "dateUpdated": "2026-08-28T07:03:58.670Z"}, "title": "Insufficient input validation in Admin By Request (ABR)", "datePublic": "2026-08-26T07:21:00.000Z", "affected": [{"vendor": "Admin By Request (ABR)", "product": "Admin By Request (ABR)", "versions": [{"status": "affected", "version": "5.2.2 and below"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Insufficient input validation in ABR allows a low-privileged user to inject malicious entries into the sudoers file, resulting in persistent root access that remained effective after the ABR session ended.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Insufficient input validation in ABR allows a low-privileged user to inject malicious entries into the sudoers file, resulting in persistent root access that remained effective after the ABR session ended."}]}], "references": [{"url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-110/"}, {"url": "https://docs.adminbyrequest.com/security-advisories/abr-mac-26-02.htm", "tags": ["vendor-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.8, "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"}}], "solutions": [{"lang": "en", "value": "Users and administrators of affected product versions are advised to update to the latest version promptly.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Users and administrators of affected product versions are advised to update to the latest version promptly."}]}], "credits": [{"lang": "en", "value": "GovTech Cybersecurity Group", "type": "finder"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-20", "lang": "en", "description": "CWE-20 Improper Input Validation"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-26T14:00:23.465902Z", "id": "CVE-2026-78237", "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": "2026-08-26T14:01:01.835Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-78237", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-08-26T14:00:23.465902Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-20", "description": "CWE-20 Improper Input Validation"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-26T14:00:26.616Z"}}], "cna": {"title": "Insufficient input validation in Admin By Request (ABR)", "source": {"discovery": "UNKNOWN"}, "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Admin By Request (ABR)", "product": "Admin By Request (ABR)", "versions": [{"status": "affected", "version": "5.2.2 and below"}], "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Users and administrators of affected product versions are advised to update to the latest version promptly.", "supportingMedia": [{"type": "text/html", "value": "Users and administrators of affected product versions are advised to update to the latest version promptly.", "base64": false}]}], "datePublic": "2026-08-26T07:21:00.000Z", "references": [{"url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-110/"}, {"url": "https://docs.adminbyrequest.com/security-advisories/abr-mac-26-02.htm", "tags": ["vendor-advisory"]}], "x_generator": {"engine": "Vulnogram 1.0.5"}, "descriptions": [{"lang": "en", "value": "Insufficient input validation in ABR allows a low-privileged user to inject malicious entries into the sudoers file, resulting in persistent root access that remained effective after the ABR session ended.", "supportingMedia": [{"type": "text/html", "value": "Insufficient input validation in ABR allows a low-privileged user to inject malicious entries into the sudoers file, resulting in persistent root access that remained effective after the ABR session ended.", "base64": false}]}], "providerMetadata": {"orgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "shortName": "CSA", "dateUpdated": "2026-08-26T07:24:32.411Z"}}}, "cveMetadata": {"cveId": "CVE-2026-78237", "state": "PUBLISHED", "dateUpdated": "2026-08-26T14:01:01.835Z", "dateReserved": "2026-08-24T03:00:20.030Z", "assignerOrgId": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "datePublished": "2026-08-26T07:24:32.411Z", "assignerShortName": "CSA"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Admin By Request (ABR)", "vendor": "Admin By Request (ABR)", "versions": [{"status": "affected", "version": "5.2.2 and below"}]}], "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Insufficient input validation in ABR allows a low-privileged user to inject malicious entries into the sudoers file, resulting in persistent root access that remained effective after the ABR session ended."}], "id": "CVE-2026-78237", "lastModified": "2026-09-03T16:59:26.287", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.1, "impactScore": 6.0, "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-78237", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-08-26T14:00:23.465902Z", "version": "2.0.3"}}]}, "published": "2026-08-26T08:16:46.720", "references": [{"source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "url": "https://docs.adminbyrequest.com/security-advisories/abr-mac-26-02.htm"}, {"source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "url": "https://www.csa.gov.sg/alerts-and-advisories/alerts/al-2026-110/"}], "sourceIdentifier": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,5.2.2]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Admin By Request (ABR)", "source": "cna", "vendor": "Admin By Request (ABR)"}, "product": "admin_by_request_(abr)", "vendor": "admin_by_request_(abr)"}], "created": "2026-08-26T08:30:03.386463+00:00", "updated": "2026-08-28T20:33:42.519105+00:00", "vendors": ["admin_by_request_(abr)", "admin_by_request_(abr)$PRODUCT$admin_by_request_(abr)"]}