CVE-2026-22844

Name: CVE-2026-22844
Creator: NVD / NIST
Published: 2026-01-20T14:16:21.98+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.9/10EPSS 12.96%

Last modified Jun 17, 2026

CVE-2026-22844 is a critical-severity vulnerability rated 9.9/10 on the CVSS scale. A Command Injection vulnerability in Zoom Node Multimedia Routers (MMRs) before version 5.2.1716.0 may allow a meeting participant to conduct remote code execution of the MMR via network access.. EPSS estimates a 12.96% chance of exploitation in the next 30 days.

Description

A Command Injection vulnerability in Zoom Node Multimedia Routers (MMRs) before version 5.2.1716.0 may allow a meeting participant to conduct remote code execution of the MMR via network access.

Metrics

CVSS 3.1

9.9/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

EPSS Probability

12.96%

95.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

References

https://www.zoom.com/en/trust/security-bulletin/zsb-26001

Timeline

Published: Jan 20, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-22844?

A Command Injection vulnerability in Zoom Node Multimedia Routers (MMRs) before version 5.2.1716.0 may allow a meeting participant to conduct remote code execution of the MMR via network access.

How severe is CVE-2026-22844?

CVE-2026-22844 has a CVSS score of 9.9/10 (CRITICAL severity). The EPSS model estimates a 12.96% probability of exploitation in the next 30 days.

How do I fix CVE-2026-22844?

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-2026-22844?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST