CVE-2026-22844 is a critical command injection vulnerability affecting Zoom Node Multimedia Routers (MMRs) prior to version 5.2.1716.0. This flaw allows a meeting participant to achieve remote code execution on the MMR via network access. With a CVSS score of 9.9 (CRITICAL), the vulnerability has a low attack complexity and requires only low privileges, enabling complete compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, indicating high awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| Zoom Communications Inc. | Zoom Node | >= 0, < 5.2.1716.0CNA affecteddefault unaffected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 1.0 Bluesky, 0.5 Mastodon, and 1.6 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.