Critical severity9.8NVD Advisory· Published Aug 8, 2026· Updated Aug 28, 2026

CVE-2026-71958

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Dlink/DWR-M961llm-create
Range: = 1.1.2_C1_202602110044

Patches

Vulnerability mechanics

References

supportannouncement.us.dlink.com/security/publication.aspxnvd
www.dlink.com/middle-east/en/products/dwr-m961-4g-ac1200-lte-routernvd
www.vulncheck.com/advisories/d-link-dwr-m961-buffer-overflow-via-quicksetup-cginvd

News mentions

D-Link DWR-M961: 15 Critical Command Injection & Buffer Overflow Flaws Disclosed Together
Vypr Intelligence · Aug 8, 2026

cvss	0.637
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000