CVE-2026-30900
HIGHCVSS 7.8/10EPSS 0.13%
Last modified
CVE-2026-30900 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.13% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Zoom | Meeting Software Development Kit | >= 6.6.0, < 6.6.11 |
| Zoom | Workplace Desktop | >= 6.6.0, < 6.6.11 |
| Zoom | Workplace Virtual Desktop Infrastructure | <= 6.6.10 |
References
- https://www.zoom.com/en/trust/security-bulletin/zsb-26002Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is 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.
How severe is CVE-2026-30900?
CVE-2026-30900 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.13% probability of exploitation in the next 30 days.
How do I fix CVE-2026-30900?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2026-30900?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST