CVE-2026-10206: D-Link DI-8400 dbsrv.asp stack-based overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-01 · updated 2026-07-22
Weakness: CWE-119

Description

A vulnerability was detected in D-Link DI-8400 up to 16.07.26A1. This affects an unknown function of the file /dbsrv.asp. Performing a manipulation of the argument str results in stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit is now public and may be used. The initial researcher advisory mentions contradicting parameter names to be affected.

Affected products

D-Link DI-8400: 16.07.26A1

References

https://github.com/666324/dlink-di8400-vuln/tree/main/dlink-di8400-vuln
https://vuldb.com/cve/CVE-2026-10206
https://vuldb.com/submit/821716
https://vuldb.com/vuln/367486
https://vuldb.com/vuln/367486/cti
https://www.dlink.com/

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