CVE-2026-78237

{"id": "CVE-2026-78237", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-78237", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-08-26T14:00:23.465902Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "cvssData": {"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"}, "impactScore": 6.0, "exploitabilityScore": 1.1}]}, "affected": [{"source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4", "affectedData": [{"vendor": "Admin By Request (ABR)", "product": "Admin By Request (ABR)", "versions": [{"status": "affected", "version": "5.2.2 and below"}], "defaultStatus": "unaffected"}]}], "published": "2026-08-26T08:16:46.720", "references": [{"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/", "source": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-20"}]}], "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."}], "lastModified": "2026-09-03T16:59:26.287", "sourceIdentifier": "5f57b9bf-260d-4433-bf07-b6a79e9bb7d4"}