CVE-2026-4465: d-link dir-513 Command Injection

Vulnerability summary

CVE-2026-4465 is a high (CVSS 8.8) Command Injection vulnerability in d-link dir-513. EPSS estimates a 5.16% chance of exploitation in the next 30 days, higher than 92.3% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 20-03-2026
   PublishedVulnerability first disclosed.
2. 20-03-2026
   Last modifiedVulnerability information updated.

Description

A flaw has been found in D-Link DIR-513 1.10. The impacted element is an unknown function of the file /goform/formSysCmd. Executing a manipulation of the argument sysCmd can lead to os command injection. The attack may be launched remotely. The exploit has been published and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

• CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.
• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.