{"id":"CVE-2026-92377","title":"Local Privilege Escalation via DLL Sideloading in TeamViewer Patch Management for Windows","summary":"Improper access control in the Patch\nManagement update mechanism of TeamViewer Full Client and Host for Windows\nprior to version 15.82 allows a local authenticated attacker with low\nprivileges to supply a signed executable through a forg…","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","cvssSource":"cna","cwe":["CWE-732"],"vendor":"TeamViewer","product":"Full Client","affected":["full_client < 15.82","full_client >= 15.64.0 (Legacy Windows 7 & 8) < 15.64.10 (Legacy Windows 7 & 8)","full_client >= 14.7.0 < 14.7.48868","full_client >= 13.2.0 < 13.2.36231","Host < 15.82","Host >= 15.64.0 (Legacy Windows 7 & 8) < 15.64.10 (Legacy Windows 7 & 8)","Host >= 14.7.0 < 14.7.48868","Host >= 13.2.0 < 13.2.36231"],"published":"2026-10-27","updated":"2026-10-27","sourceUpdated":"2026-10-27T15:11:55.955Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-92377","references":[{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1012/"}],"tags":["cve.org"],"ingestedAt":"2026-10-27T16:11:59.467Z","slug":"CVE-2026-92377","body":"## Overview\n\nImproper access control in the Patch\nManagement update mechanism of TeamViewer Full Client and Host for Windows\nprior to version 15.82 allows a local authenticated attacker with low\nprivileges to supply a signed executable through a forged IPC response and\ncause it to load a malicious DLL from a user-writable temporary directory.\nSuccessful exploitation results in arbitrary code execution with NT\nAUTHORITY\\SYSTEM privileges.\n\n## Affected\n\n- `full_client < 15.82`\n- `full_client >= 15.64.0 (Legacy Windows 7 & 8) < 15.64.10 (Legacy Windows 7 & 8)`\n- `full_client >= 14.7.0 < 14.7.48868`\n- `full_client >= 13.2.0 < 13.2.36231`\n- `Host < 15.82`\n- `Host >= 15.64.0 (Legacy Windows 7 & 8) < 15.64.10 (Legacy Windows 7 & 8)`\n- `Host >= 14.7.0 < 14.7.48868`\n- `Host >= 13.2.0 < 13.2.36231`\n\n## Remediation\n\nUpdate to the latest available version.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}