Vulnerability in Zoom Meeting Software Development Kit

CVE-2026-30900

Improper Check of minimum version in update functionality of certain Zoom Clients for Windows may allow an authenticated user to conduct an escalation of privilege via local access.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (5.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 5.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-30900: held from 0.001 to 0.002.

EPSS over last 30 days · oldest: 0.001 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-30900?
CVE-2026-30900 is a high-severity vulnerability in Zoom Meeting Software Development Kit, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 7.8/10. Published 2026-03-11.
How severe is CVE-2026-30900?
High severity. CVSS v3 base score is 7.8 out of 10.