Vulnerability · Published Feb 23, 2026 · Assigned by VulDB

CVE-2026-2961D-Link DWR-M960 VPN Configuration Endpoint formVpnConfigSetup sub_4196C4 stack-based overflow

High 8.8

In plain English

A high-severity stack buffer overflow in DWR-M960 from D-Link. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 4.0% (higher than 91% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)4.0%top 9.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in D-Link DWR-M960 1.01.07. This affects the function sub_4196C4 of the file /boafrm/formVpnConfigSetup of the component VPN Configuration Endpoint. The manipulation of the argument submit-url leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

Affected products (as reported)

Vendor	Product	Versions
D-Link	DWR-M960	1.01.07

Weakness: CWE-121, CWE-119 · 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

References

VDB-347328 | D-Link DWR-M960 VPN Configuration Endpoint formVpnConfigSetup sub_4196C4 stack-based overflow vdb-entry, technical-description
VDB-347328 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #754513 | D-Link DWR-M960 V1.01.07 Stack-based Buffer Overflow third-party-advisory
https://github.com/LX-66-LX/cve-new/issues/28 exploit, issue-tracking
https://www.dlink.com/ product