CVE-2026-71956: D-Link DWR-M961 Command Injection via app.cgi

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-08 · updated 2026-10-24
Weakness: CWE-78

Description

D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2_C1_202602110044 contain a command injection vulnerability in the app.cgi interface. A remote attacker can inject arbitrary malicious commands into the netDig.ping.dst field, resulting in command execution with root privileges.

Affected products

D-Link Corporation DWR-M961: before 1.1.5_C1_202607071108 — fixed in 1.1.5_C1_202607071108

How to fix

Upgrade to a fixed version: D-Link Corporation DWR-M961 1.1.5_C1_202607071108. Check the vendor advisory for mitigations.

References

https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10512
https://www.dlink.com/middle-east/en/products/dwr-m961-4g-ac1200-lte-router
https://www.vulncheck.com/advisories/d-link-dwr-m961-command-injection-via-app-cgi

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