PT-2026-26536 · D Link · Dir-513

Attackinglin · Published 2026-03-20 · Updated 2026-03-20 · CVE-2026-4465

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions D-Link DIR-513 version 1.10

Description A flaw exists in D-Link DIR-513 version 1.10 that allows remote OS command injection. The issue is located in an unknown function of the /goform/formSysCmd file. Manipulating the sysCmd argument can lead to the execution of arbitrary operating system commands. The exploit for this issue has been published. This vulnerability affects products that are no longer supported by the maintainer.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Command Injection

OS Command Injection

Weakness Enumeration

CWE-77

CWE-78

Related Identifiers

CVE-2026-4465

Affected Products

Dir-513

References · 8

• 🔥 https://github.com/InfiniteLin/Lin-s-CVEdb/blob/main/DIR-513/formSysCmd.pdf · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-4465 · Security Note
• https://vuldb.com/?id.351755 · Note
• https://vuldb.com/?submit.772866 · Note
• https://vuldb.com/?ctiid.351755 · Note
• https://twitter.com/CVEnew/status/2034841444201243095 · Twitter Post
• https://dlink.com · Note
• https://twitter.com/VulmonFeeds/status/2034923482887098543 · Twitter Post