{"id":"CVE-2026-23565","aliases":["EUVD-2026-4983","GHSA-x6v8-wggp-5c32"],"status":"published","title":"Denial-of-Service in Content Distribution Service","description":"A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an attacker on the adjacent network to cause the NomadBranch.exe process to terminate via crafted requests. This can result in a denial-of-service condition of the Content Distribution Service.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00188,"percentile":0.08431,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2026-01-29T08:44:58Z","modified":"2026-06-17T10:21:47Z","products":[{"vendor":"teamviewer","product":"dex"},{"vendor":"teamviewer","product":"digital_employee_experience"}],"references":[{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1001/","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23565"},{"url":"https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1001"},{"url":"https://github.com/advisories/GHSA-x6v8-wggp-5c32"}],"sources":{"cve":[{"id":"CVE-2026-23565","title":"Denial-of-Service in Content Distribution Service","description":"A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an attacker on the adjacent network to cause the NomadBranch.exe process to terminate via crafted requests. This can result in a denial-of-service condition of the Content Distribution Service.","status":"published","published":"2026-01-29T08:44:58.041Z","modified":"2026-01-29T16:52:56.446Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T13:42:15.603999Z"}],"euvd":[{"id":"EUVD-2026-4983","description":"A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an attacker on the adjacent network to cause the NomadBranch.exe process to terminate via crafted requests. This can result in a denial-of-service condition of the Content Distribution Service.","status":"published","published":"2026-01-29T08:44:58Z","modified":"2026-01-29T16:52:56Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T19:48:45.944715Z"}],"ghsa":[{"id":"GHSA-x6v8-wggp-5c32","title":"A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service ...","description":"A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an attacker on the adjacent network to cause the NomadBranch.exe process to terminate via crafted requests. This can result in a denial-of-service condition of the Content Distribution Service.","status":"published","published":"2026-01-29T09:31:50Z","modified":"2026-01-29T09:31:58Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:05:58.473482Z"}],"nvd":[{"id":"CVE-2026-23565","description":"A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 26.1 for Windows allows an attacker on the adjacent network to cause the NomadBranch.exe process to terminate via crafted requests. This can result in a denial-of-service condition of the Content Distribution Service.","status":"published","published":"2026-01-29T09:16:04.083Z","modified":"2026-06-17T10:21:47.12Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:12:04.769088Z"}]}}