CVE-2026-12703

highpriority · track · 0OT risk · elevatedEPSS 0.004 · 34 %ileDEEU

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.40% (34th) EPSS

CVSS 8 · high

Is it mine?

7 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · cert_bund

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

8.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18highCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Hsecondary · ENISA EU

v3.18highCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Hsecondary · psirt@teamviewer.comexploitability 1.3 · impact 6

v3.17.3highCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-288US

affected products (7)

Products and version ranges known to be affected.

TeamViewer TeamViewer Remote Full Client (macOS) <15.80all versionscert_bundDE
TeamViewer TeamViewer Remote Host (macOS) <15.80all versionscert_bundDE
TeamViewer TeamViewer≤ Remote Host (macOS) <15.80cert_bundDE
TeamViewer TeamViewer≤ Remote Full Client (macOS) <15.80cert_bundDE
TeamViewer One15.00 → 15.80enisa_euvdEU
TeamViewer Remote15.00 → 15.80enisa_euvdEU
TeamViewer Tensor15.00 → 15.80enisa_euvdEU

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2563TeamViewer: Schwachstelle ermöglicht Umgehen von SicherheitsvorkehrungenDeutsch2026-07-28csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in TeamViewer ausnutzen, um Sicherheitsvorkehrungen zu umgehen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund NVD CVE.org MITRE

published 2026-07-29modified 2026-07-30

references (3)

External citations — patches, advisories, analysis.

scry

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