Unrated severityNVD Advisory· Published Jul 29, 2026· Updated Jul 29, 2026
Bypass of 2FA for Connections via Unattended Access in TeamViewer for macOS
CVE-2026-12703
Description
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.
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Affected products
1- Range: <15.80
Patches
Vulnerability mechanics
References
1- www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2026-1007/mitrevendor-advisory
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