{"id":"CVE-2026-26141","title":"Hybrid Worker Extension (Arc‑enabled Windows VMs) Elevation of Privilege Vulnerability","summary":"Improper authentication in Azure Arc allows an authorized attacker to elevate privileges locally.","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-287"],"vendor":"Microsoft","product":"Azure Automation Hybrid Worker Windows Extension","affected":["azure_automation_hybrid_worker_windows_extension >= 1.0.0 < 1.3.74"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-03-05T00:00:00+00:00"},"published":"2026-03-10","updated":"2026-10-14","sourceUpdated":"2026-10-14T23:02:32.763Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-26141","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26141","label":"Hybrid Worker Extension (Arc‑enabled Windows VMs) Elevation of Privilege Vulnerability"}],"tags":["cve.org"],"epss":0.0031,"epssPercentile":0.22154,"ingestedAt":"2026-10-15T04:46:37.172Z","slug":"CVE-2026-26141","body":"## Overview\n\nImproper authentication in Azure Arc allows an authorized attacker to elevate privileges locally.\n\n## Affected\n\n- `azure_automation_hybrid_worker_windows_extension >= 1.0.0 < 1.3.74`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}