What is CVE-2021-27449?

CVE-2021-27449 is a critical-severity vulnerability in Mesa Labs Amegaview, classified under Command Injection. CVSS score: 9.9/10. Published 2021-12-21.

How severe is CVE-2021-27449?

Critical severity. CVSS v3 base score is 9.9 out of 10.

RCE in Mesa Labs Amegaview

CVE-2021-27449

Mesa Labs AmegaView Versions 3.0 and prior has a command injection vulnerability that can be exploited to execute commands in the web server.

Vulnerability class: Command Injection (OS Command Injection)

Published 2021-12-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.031 (87.2th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000

Affected products

Mesa Labs Amegaview — versions unspecified
Mesalabs Amegaview

Weakness classification (CWE)

CWE-77 — Command Injection

References

us-cert.cisa.gov/ics/advisories/icsa-21-147-03 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2021-27449?: CVE-2021-27449 is a critical-severity vulnerability in Mesa Labs Amegaview, classified under Command Injection. CVSS score: 9.9/10. Published 2021-12-21.
How severe is CVE-2021-27449?: Critical severity. CVSS v3 base score is 9.9 out of 10.