CVE-2026-5981: D-Link DIR-605L POST Request formAdvFirewall buffer overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-04-09 · updated 2026-10-26
Weakness: CWE-119

Description

A vulnerability has been found in D-Link DIR-605L 2.13B01. This affects the function formAdvFirewall of the file /goform/formAdvFirewall of the component POST Request Handler. Such manipulation of the argument curTime leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products

D-Link DIR-605L: 2.13b01

References

https://lavender-bicycle-a5a.notion.site/D-Link-DIR-605L-formAdvFirewall-33153a41781f80678733f4b12282f3fa?source=copy_link
https://vuldb.com/submit/791854
https://vuldb.com/vuln/356535
https://vuldb.com/vuln/356535/cti
https://www.dlink.com/

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