What is CVE-2026-6947?

CVE-2026-6947 is a high-severity vulnerability in D-Link Dwm-222w, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 7.5/10. Published 2026-04-24.

How severe is CVE-2026-6947?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in D-Link Dwm-222w

CVE-2026-6947

DWM-222W USB Wi-Fi Adapter developed by D-Link has a Brute-Force Protection Bypass vulnerability, allowing unauthenticated adjacent network attackers to bypass login attempt limits to perform brute-force attacks to gain control over the device.

Published 2026-04-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.005 (43.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.001

Affected products

D-Link Dwm-222w — versions 0

Weakness classification (CWE)

CWE-307 — Improper Restriction of Excessive Authentication Attempts

References

www.twcert.org.tw/tw/cp-132-10864-944b1-1.html (third-party-advisory)
www.twcert.org.tw/en/cp-139-10865-de323-2.html (third-party-advisory)

Frequently asked questions

What is CVE-2026-6947?: CVE-2026-6947 is a high-severity vulnerability in D-Link Dwm-222w, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 7.5/10. Published 2026-04-24.
How severe is CVE-2026-6947?: High severity. CVSS v3 base score is 7.5 out of 10.