What is CVE-2021-21941?

CVE-2021-21941 is a critical-severity vulnerability in Anker Eufy Homebase 2, classified under CWE-368. CVSS score: 9.0/10. Published 2021-10-12.

How severe is CVE-2021-21941?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Use After Free in Anker Eufy Homebase 2

CVE-2021-21941

A use-after-free vulnerability exists in the pushMuxer CreatePushThread functionality of Anker Eufy Homebase 2 2.1.6.9h. A specially-crafted set of network packets can lead to remote code execution.

Published 2021-10-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.017 (76.0th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 76.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Anker Eufy Homebase 2
Anker Eufy Homebase 2 Firmware — versions 2.1.6.9h
Anker — versions Anker Eufy Homebase 2 2.1.6.9h

Weakness classification (CWE)

References

talosintelligence.com/vulnerability_reports/TALOS-2021-1370 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-21941?: CVE-2021-21941 is a critical-severity vulnerability in Anker Eufy Homebase 2, classified under CWE-368. CVSS score: 9.0/10. Published 2021-10-12.
How severe is CVE-2021-21941?: Critical severity. CVSS v3 base score is 9.0 out of 10.