CVE-2026-12703 — Bypass of 2FA for Connections via Unattended Access in TeamViewer for macOS

CVE-2026-12703

Bypass of 2FA for Connections via Unattended Access in TeamViewer for macOS PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
TeamViewer / Remote	affected 15.00 before 15.80
TeamViewer / Tensor	affected 15.00 before 15.80
TeamViewer / ONE	affected 15.00 before 15.80

CWE

CWE-288

References

https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1007/

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.