{"id":"CVE-2021-34803","aliases":["EUVD-2021-21450","GHSA-2x34-356c-v9qp"],"status":"published","title":"TeamViewer before 14.7.48644 on Windows loads untrusted DLLs in certain situations.","description":"TeamViewer before 14.7.48644 on Windows loads untrusted DLLs in certain situations.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.0047,"percentile":0.40946,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-427"],"published":"2021-06-16T14:46:39Z","modified":"2026-06-17T03:56:36Z","products":[{"vendor":"teamviewer","product":"teamviewer"}],"references":[{"url":"https://community.teamviewer.com/English/discussion/111154/windows-v14-7-48644","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://community.teamviewer.com/English/discussion/111153/windows-v14-2-56678","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://community.teamviewer.com/English/discussion/111152/windows-v13-2-36222","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://community.teamviewer.com/English/discussion/111151/windows-v12-0-259142","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://community.teamviewer.com/English/discussion/111150/windows-v11-0-259143","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://community.teamviewer.com/English/discussion/111149/windows-v10-0-259144","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://community.teamviewer.com/English/discussion/111147/windows-v9-0-259145","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34803"},{"url":"https://github.com/advisories/GHSA-2x34-356c-v9qp"}],"sources":{"cve":[{"id":"CVE-2021-34803","description":"TeamViewer before 14.7.48644 on Windows loads untrusted DLLs in certain situations.","status":"published","published":"2021-06-16T14:46:39Z","modified":"2024-08-04T00:26:53.989Z","updated_at":"2026-11-02T14:33:11.59359Z"}],"euvd":[{"id":"EUVD-2021-21450","description":"TeamViewer before 14.7.48644 on Windows loads untrusted DLLs in certain situations.","status":"published","published":"2021-06-16T14:46:39Z","modified":"2024-08-04T00:26:53Z","updated_at":"2026-11-03T03:24:31.977228Z"}],"ghsa":[{"id":"GHSA-2x34-356c-v9qp","title":"TeamViewer before 14.7.48644 on Windows loads untrusted DLLs in certain situations.","description":"TeamViewer before 14.7.48644 on Windows loads untrusted DLLs in certain situations.","status":"published","published":"2022-05-24T19:05:30Z","modified":"2023-01-29T05:07:02Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-427"],"updated_at":"2026-11-02T14:46:08.233339Z"}],"nvd":[{"id":"CVE-2021-34803","description":"TeamViewer before 14.7.48644 on Windows loads untrusted DLLs in certain situations.","status":"published","published":"2021-06-16T15:15:08.57Z","modified":"2026-06-17T03:56:36.11Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-427"],"updated_at":"2026-11-02T14:06:54.892562Z"}]}}