CVE-2026-2856: Dlink Dwr-M960 Firmware

What is 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 results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been made public and could be used.

CVSS8.8 NVD 3.1

SeverityHIGH

ExploitationNo exploitation reported

EPSS1% · P47

Triage statusNo Known Exploit

ActionPatch this week

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD published2026-02-20

NVD last modified2026-06-17

Timeline

2026-02-20Published to the U.S. National Vulnerability Database (NVD)
2026-06-17NVD record last updated

Affected product

Dlink Dwr-M960 Firmware

NVD also lists CPE entries for: Dlink Dwr-M960 Firmware, Dlink Dwr-M960

Remediation Steps

Update Roundcube to version 1.6.x or later with security fixes
Scan all user mailboxes for suspicious email content or malicious attachments
Review mailbox access logs for unauthorized access during exploitation window
Deploy email filtering rules to block malicious message patterns
Educate users on email security risks and reporting suspicious emails

References

Referenced in our briefings & reports

Vulnerability Priority Report – Week 3 of April 2026 (April 20 – 26)

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🤖 This CVE page is generated by defend.network from NVD, CISA KEV, EPSS, and our verified daily briefings. Severity and exploitation data come from official sources; always verify remediation steps against the official vendor advisory before acting in production.