CVE-2026-118579

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.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/Walnut1337/DIR-505_backdoor/tree/main/poc
https://vuldb.com/cve/CVE-2026-118579
https://vuldb.com/submit/1025351
https://vuldb.com/vuln/428018
https://vuldb.com/vuln/428018/cti
https://www.dlink.com/

Configurations

No configuration.

History

28 Oct 2026, 23:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-28 23:17

Updated : 2026-10-29 18:17

NVD link : CVE-2026-118579

Mitre link : CVE-2026-118579

CVE.ORG link : CVE-2026-118579

JSON object : View

Products Affected

No product.

CWE

CWE-912

Hidden Functionality

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