CVE-2026-12703
Bypass of 2FA for Connections via Unattended Access in TeamViewer for macOS
CVSS Score
8.0
EPSS Score
0.0%
EPSS Percentile
0th
TeamViewer Full Client and Host for macOS before version 15.80 contain a business logic error that can allow an authenticated attacker to bypass a configured 2FA for Connections approval flow via Unattended Access and establish a remote connection to an affected macOS host.
| CWE | CWE-288 |
| Vendor | teamviewer |
| Product | remote |
| Published | Jul 29, 2026 |
| Last Updated | Jul 29, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
TeamViewer / Remote
15.00 < 15.80
TeamViewer / Tensor
15.00 < 15.80
TeamViewer / ONE
15.00 < 15.80
References
Credits
We thank dameb for the discovery and responsible disclosure