CVE-2026-71958 – D-Link DWR-M961 Buffer Overflow via quicksetup.cgi

​CVE ID :CVE-2026-71958

Published : Aug. 8, 2026, 6:16 p.m. | 1 hour, 41 minutes ago

Description :D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2_C1_202602110044 contain a buffer overflow vulnerability in the quicksetup.cgi interface. A remote attacker can write overly long strings to the test4, ssid2, and username fields and execute arbitrary commands by crafting a specific payload, or cause the device to crash.

Severity: 9.8 | CRITICAL

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