Privilege escalation in D-Link Dir-816

CVE-2026-4180

A vulnerability was identified in D-Link DIR-816 1.10CNB05. The impacted element is an unknown function of the file redirect.asp of the component goahead. The manipulation of the argument token_id leads to improper access controls. The attack may be initiated remotely. The exploit is publicly available and might be used. This vulnerability only affects products that are no longer supported by the maintainer.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.030 (86.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-4180: rose from 0.014 to 0.030.

EPSS over last 30 days · oldest: 0.014 · newest: 0.030 · change: +0.016

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-4180?
CVE-2026-4180 is a high-severity vulnerability in D-Link Dir-816, classified under Incorrect Privilege Assignment. CVSS score: 7.3/10. Published 2026-03-16.
How severe is CVE-2026-4180?
High severity. CVSS v3 base score is 7.3 out of 10.