PatchSiren

TeamViewer CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

MEDIUM TeamViewer CVE published 2026-05-22

CVE-2026-8381

A broken access control vulnerability exists in the TeamViewer DEX Platform (On-Premises) prior to version 9.2. Certain backend API endpoints do not correctly enforce authorization checks, allowing an authenticated user with low privileges to perform actions and access resources intended only for higher-privileged roles. This vulnerability allows an attacker with low-privileged credentials to gain unautho [truncated]

Known exploited TeamViewer CVE published 2021-11-03

CVE-2019-18988

CVE-2019-18988 is a TeamViewer Desktop vulnerability described as a bypass of remote login. CISA added it to the Known Exploited Vulnerabilities catalog on 2021-11-03, which means it is treated as a known-exploited issue and should be prioritized for remediation. The supplied corpus does not include a CVSS score or version-specific impact details, so the safest response is to follow vendor update guidance [truncated]