CVE-2026-12703: Bypass of 2FA for Connections via Unattended Access in TeamViewer for macOS
TeamViewer · Remote
Fixed in 15.80 · Affected: TeamViewer Remote before 15.80 · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 34% of scored CVEs
DescriptionCVE.org
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 products3
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- TeamViewer · Remotefrom 15.00 before 15.80
- TeamViewer · Tensorfrom 15.00 before 15.80
- TeamViewer · ONEfrom 15.00 before 15.80
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- TeamViewer
- Published
- July 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-12703 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.