{"id":"CVE-2025-41421","aliases":["EUVD-2025-32723","GHSA-m856-89mj-r6pg"],"status":"published","title":"Privilege Escalation via Symbolic Link Spoofing in TeamViewer Client","description":"Improper handling of symbolic links in the TeamViewer Full Client and Host for Windows — in versions prior to 15.70 of TeamViewer Remote and Tensor — allows an attacker with local, unprivileged access to a device lacking adequate malware protection to escalate privileges by spoofing the update file path. This may result in unauthorized access to sensitive information.","severity":{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00141,"percentile":0.03496,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-59"],"published":"2025-10-01T13:48:38Z","modified":"2026-10-18T21:10:00Z","products":[{"vendor":"nagios","product":"host"},{"vendor":"teamviewer","product":"full client"},{"vendor":"teamviewer","product":"host"}],"references":[{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1004/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-41421"},{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1004"},{"url":"https://github.com/advisories/GHSA-m856-89mj-r6pg"}],"sources":{"cve":[{"id":"CVE-2025-41421","title":"Privilege Escalation via Symbolic Link Spoofing in TeamViewer Client","description":"Improper handling of symbolic links in the TeamViewer Full Client and Host for Windows — in versions prior to 15.70 of TeamViewer Remote and Tensor — allows an attacker with local, unprivileged access to a device lacking adequate malware protection to escalate privileges by spoofing the update file path. This may result in unauthorized access to sensitive information.","status":"published","published":"2025-10-01T13:48:38.754Z","modified":"2025-10-01T13:59:17.408Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:32:31.631102Z"}],"euvd":[{"id":"EUVD-2025-32723","description":"Improper handling of symbolic links in the TeamViewer Full Client and Host for Windows — in versions prior to 15.70 of TeamViewer Remote and Tensor — allows an attacker with local, unprivileged access to a device lacking adequate malware protection to escalate privileges by spoofing the update file path. This may result in unauthorized access to sensitive information.","status":"published","published":"2025-10-01T13:48:38Z","modified":"2025-10-01T13:59:17Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T20:31:37.600422Z"}],"ghsa":[{"id":"GHSA-m856-89mj-r6pg","title":"Improper handling of symbolic links in the TeamViewer Full Client and Host for Windows — in...","description":"Improper handling of symbolic links in the TeamViewer Full Client and Host for Windows — in versions prior to 15.70 of TeamViewer Remote and Tensor — allows an attacker with local, unprivileged access to a device lacking adequate malware protection to escalate privileges by spoofing the update file path. This may result in unauthorized access to sensitive information.","status":"published","published":"2025-10-01T15:30:34Z","modified":"2025-10-01T15:30:40Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T15:03:49.634332Z"}],"nvd":[{"id":"CVE-2025-41421","description":"Improper handling of symbolic links in the TeamViewer Full Client and Host for Windows — in versions prior to 15.70 of TeamViewer Remote and Tensor — allows an attacker with local, unprivileged access to a device lacking adequate malware protection to escalate privileges by spoofing the update file path. This may result in unauthorized access to sensitive information.","status":"published","published":"2025-10-01T14:15:39.953Z","modified":"2026-10-18T21:10:00.12Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:11:34.090044Z"}]}}