SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2026-30901

Improper Input Validation in Zoom Rooms for Windows before 6.6.5 in Kiosk Mode may allow an authenticated user to conduct an escalation of privilege via local access.

HIGH 7.8EPSS 0.11%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper Input Validation in Zoom Rooms for Windows before 6.6.5 in Kiosk Mode may allow an authenticated user to conduct an escalation of privilege via local access.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.11% probability · 2th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
zoom/rooms
Source
security@zoom.us

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.