How severe is CVE-2026-22844?

CVE-2026-22844 has a CVSS 3.1 base score of 9.9 (CRITICAL). EPSS estimates a 13.6% probability of exploitation in the next 30 days.

CVE-2026-22844: Zoom Node Deployments

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.

Severity

CVSS 3.1 · CNA9.9 CRITICAL

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

SSVC · CISA-ADP

Exploitationnone

Automatableno

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
Zoom Communications Inc.	Zoom Node	0 to <5.2.1716.0

References

1 Links

Other references

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

Record Details

Published

2026-01-20

Last updated

2026-01-20

Assigner (CNA)

Zoom

Credited to

Related Tool Categories

Tool categories that test for or protect against this vulnerability class.

CWE-78 · OS Command Injection

Application Security Tools Penetration Testing Tools

CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.