What is CVE-2026-2856?

CVE-2026-2856 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-2026-2856?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in D-link Dwr-m960

CVE-2026-2856

A vulnerability was found in D-Link DWR-M960 1.01.07. Affected by this vulnerability is the function sub_424AFC of the file /boafrm/formFilter of the component Filter Configuration Endpoint. The manipulation of the argument submit-url resu…

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

D-link Dwr-m960 — versions 1.01.07

Weakness classification (CWE)

References

VDB-347095 | D-Link DWR-M960 Filter Configuration Endpoint formFilter sub_424AFC stack-based overflow (vdb-entry, technical-description)
VDB-347095 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
Submit #754474 | D-Link DWR-M960 V1.0.07 Stack-based Buffer Overflow (third-party-advisory)
github.com/LX-66-LX/cve-new/issues/13 (exploit, issue-tracking)
www.dlink.com/ (product)

Frequently asked questions

What is CVE-2026-2856?: CVE-2026-2856 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-2026-2856?: High severity. CVSS v3 base score is 8.8 out of 10.