Patchfirst
CVE-2026-118579 Critical · 9.8 EPSS 0.8%

A weakness has been identified in D-Link DIR-505 1.10B02

D-Link · DIR-505

Summary

A weakness in the Web Management CGI component of the D-Link DIR-505 router (firmware 1.10B02) lies in the main function of /secmark1524.cgi, where manipulating the accu/pass/code/hash/cmds argument exposes a hidden backdoor. An attacker can exploit this remotely over the network, requiring no authentication or user interaction and no special configuration.

Official description · NVD

A weakness has been identified in D-Link DIR-505 1.10B02. The impacted element is the function main of the file /secmark1524.cgi of the component Web Management CGI. This manipulation of the argument accu/pass/code/hash/cmds causes backdoor. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Breakdown
19.2 / 100
Exploited
Not confirmed
Reports
0
Tactics
0/15

Disclosed on 28 Oct 2026. No public exploit code or confirmed exploitation is recorded.

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

Also mentioned in 2 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

6 links, grouped by NVD tag
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