{"id":"CVE-2025-64990","aliases":["EUVD-2025-202674","GHSA-xmxh-pm35-h64j"],"status":"published","title":"Command Injection in 1E-Explorer-TachyonCore-LogoffUser Instruction","description":"A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Explorer-TachyonCore-LogoffUser instruction prior V21.1. Improper input validation, allowing authenticated attackers with Actioner privileges to inject arbitrary commands. Exploitation enables remote execution of elevated commands on devices connected to the platform.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00828,"percentile":0.57801,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2025-12-11T11:27:42Z","modified":"2026-10-08T10:10:00Z","products":[{"vendor":"teamviewer","product":"dex"},{"vendor":"teamviewer","product":"digital_employee_experience"}],"references":[{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1006/","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-64990"},{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1006"},{"url":"https://github.com/advisories/GHSA-xmxh-pm35-h64j"}],"sources":{"cve":[{"id":"CVE-2025-64990","title":"Command Injection in 1E-Explorer-TachyonCore-LogoffUser Instruction","description":"A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Explorer-TachyonCore-LogoffUser instruction prior V21.1. Improper input validation, allowing authenticated attackers with Actioner privileges to inject arbitrary commands. Exploitation enables remote execution of elevated commands on devices connected to the platform.","status":"published","published":"2025-12-11T11:27:42.987Z","modified":"2025-12-11T16:23:42.739Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:32:46.750177Z"}],"euvd":[{"id":"EUVD-2025-202674","description":"A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Explorer-TachyonCore-LogoffUser instruction prior V21.1. Improper input validation, allowing authenticated attackers with Actioner privileges to inject arbitrary commands. Exploitation enables remote execution of elevated commands on devices connected to the platform.","status":"published","published":"2025-12-11T11:27:42Z","modified":"2025-12-11T16:23:42Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T19:49:06.661228Z"}],"ghsa":[{"id":"GHSA-xmxh-pm35-h64j","title":"A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically...","description":"A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Explorer-TachyonCore-LogoffUser instruction prior V21.1. Improper input validation, allowing authenticated attackers with Actioner privileges to inject arbitrary commands. Exploitation enables remote execution of elevated commands on devices connected to the platform.","status":"published","published":"2025-12-11T12:30:28Z","modified":"2025-12-11T12:30:28Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:05:09.214908Z"}],"nvd":[{"id":"CVE-2025-64990","description":"A command injection vulnerability was discovered in TeamViewer DEX (former 1E DEX), specifically within the 1E-Explorer-TachyonCore-LogoffUser instruction prior V21.1. Improper input validation, allowing authenticated attackers with Actioner privileges to inject arbitrary commands. Exploitation enables remote execution of elevated commands on devices connected to the platform.","status":"published","published":"2025-12-11T12:16:25.937Z","modified":"2026-10-08T10:10:00.227Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:11:49.861863Z"}]}}