CVE-2026-111585
8.8CVSS base score · high (NVD)
0.3%Chance of exploitation in the next 30 days (FIRST EPSS)
Not in KEVNo confirmed exploitation in CISA's catalog yet
What happened
CVE-2026-111585, an integer overflow in TeamViewer, allows malicious hosts to execute arbitrary code on a support technician's system. The flaw enables attackers to take control of the viewer's machine during a remote support session. Organizations using TeamViewer should update to the latest patched version and verify all support sessions for suspicious activity.
From the Intel60 brief of Oct 30, 2026. AI-written summary: check the sources before acting.
Intel60 briefs
- CriticalTeamViewer integer overflow lets hosts hijack technician machinesOct 30, 2026