CVE-2025-15391: D-Link Dir-806a Firmware

Critical severity, CVSS 9.8. EPSS: 4.2% chance of exploitation in the next 30 days.

A weakness has been identified in D-Link DIR-806A 100CNb11. Affected is the function ssdpcgi_main of the component SSDP Request Handler. This manipulation causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products

• D-Link Dir-806a Firmware: version 100cnb11 only

Published 2025-12-31. Last modified 2026-09-23.