{"id":"CVE-2026-111582","kind":"vulnerability","aliases":["CVE-2026-111582"],"related":[],"title":"TeamViewer Remote Management installer: DLL loading lets local users gain elevated privileges","description":"A DLL loading vulnerability in the\nTeamViewer Remote Management Monitoring installer for Windows prior to version 26.10.1\nallows a local authenticated attacker with low privileges to execute arbitrary\ncode with elevated privileges. Exploitation requires user interaction.","summary":"The TeamViewer Remote Management Monitoring installer for Windows loads a DLL in an unsafe way before version 26.10.1. A local attacker with low privileges and a user action can run arbitrary code with elevated privileges.","severity":"high","cvss":7.3,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["endpoint-management","teamviewer","vendor","windows"],"not_affected_if":["fixed-version","no-local-untrusted-users","not-installed"],"how_to_check":"- Check the installed TeamViewer Remote Management Monitoring version on Windows machines against the fixed release `26.10.1`\n- unknown for other checks; the sources do not name the file path or registry key","fix":"- Upgrade TeamViewer Remote Management Monitoring to `26.10.1` or later\n- Remove the old installer from machines where it is not needed","status":"open","published_at":"2026-10-27T16:17:29+00:00","first_seen_at":"2026-10-27T16:33:07+00:00","triaged_at":"2026-10-27T16:34:17+00:00","updated_at":"2026-10-27T16:34:17+00:00","category":"vendor","confidence":0.7,"triage":{"at":"2026-10-27T16:34:17Z","model":"claude-haiku-5-5","output":{"fix":"- Upgrade TeamViewer Remote Management Monitoring to `26.10.1` or later\n- Remove the old installer from machines where it is not needed","reach":"local","title":"TeamViewer Remote Management installer: DLL loading lets local users gain elevated privileges","impact":"high","summary":"The TeamViewer Remote Management Monitoring installer for Windows loads a DLL in an unsafe way before version 26.10.1. A local attacker with low privileges and a user action can run arbitrary code with elevated privileges.","category":"vendor","nicknames":[],"who_cares":["windows","teamviewer","endpoint-management"],"confidence":0.7,"needs_auth":"yes","worst_case":"local low-privilege user runs code as an elevated account","analyst_note":"Check the NVD entry and the TeamViewer security bulletin for the affected version range and any exact DLL or install path; the sources here do not give them.","how_to_check":"- Check the installed TeamViewer Remote Management Monitoring version on Windows machines against the fixed release `26.10.1`\n- unknown for other checks; the sources do not name the file path or registry key","needs_analyst":true,"not_affected_if":["not-installed","fixed-version","no-local-untrusted-users"],"who_is_affected":"Windows machines where the TeamViewer Remote Management Monitoring installer was used at a version before 26.10.1. Exposure needs a local account with low privileges and a user to run the installer, so machines without this product or with it already at 26.10.1 can skip it.","user_interaction":"yes","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000615,"input_tokens":3312,"output_tokens":567,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-111582':15A,18A '-2026':14A,17A '26.10.1':42B,76C 'action':52B 'allow':77C 'arbitrari':55B,87C 'attack':45B,81C 'authent':80C 'code':56B,88C 'cve':13A,16A 'dll':5A,35B,61C 'elev':11A,58B,90C 'endpoint':20B 'endpoint-manag':19B 'execut':86C 'exploit':92C 'gain':10A 'instal':4A,30B,70C 'interact':95C 'let':7A 'load':6A,33B,62C 'local':8A,44B,79C 'low':47B,83C 'manag':3A,21B,28B,68C 'monitor':29B,69C 'prior':73C 'privileg':12A,48B,59B,84C,91C 'remot':2A,27B,67C 'requir':93C 'run':54B 'teamview':1A,22B,26B,66C 'unsaf':38B 'user':9A,51B,94C 'vendor':23B 'version':41B,75C 'vulner':63C 'way':39B 'window':24B,32B,72C","nicknames":[],"mitigations":[],"who_affected":"Windows machines where the TeamViewer Remote Management Monitoring installer was used at a version before 26.10.1. Exposure needs a local account with low privileges and a user to run the installer, so machines without this product or with it already at 26.10.1 can skip it.","tier":"B","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-27T16:17:29+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","cvss_by":"psirt@teamviewer.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-111582","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111582","severity":null,"published_at":"2026-10-27T16:17:29+00:00","modified_at":"2026-10-27T16:17:29+00:00","first_seen_at":"2026-10-27T16:33:07+00:00","fetched_at":"2026-10-27T16:33:07+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}