Buffer overflow in D-link Dwr-m960

CVE-2026-2857

A vulnerability was determined in D-Link DWR-M960 1.01.07. Affected by this issue is the function sub_423E00 of the file /boafrm/formPortFw of the component Port Forwarding Configuration Endpoint. This manipulation of the argument submit-u…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (14.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-2857?
CVE-2026-2857 is a high-severity vulnerability in D-link Dwr-m960, classified under Stack-based Buffer Overflow. CVSS score: 8.8/10. Published 2026-02-20.
How severe is CVE-2026-2857?
High severity. CVSS v3 base score is 8.8 out of 10.