Vulnerability · Published Apr 10, 2026 · Assigned by VulDB

CVE-2026-6012D-Link DIR-513 POST Request formSetPassword buffer overflow

High 8.8

In plain English

A high-severity buffer overflow in DIR-513 from D-Link. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 2.8% (higher than 87% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)2.8%top 13.4% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security vulnerability has been detected in D-Link DIR-513 1.10. This affects the function formSetPassword of the file /goform/formSetPassword of the component POST Request Handler. The manipulation of the argument curTime leads to buffer overflow. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Affected products (as reported)

Vendor	Product	Versions
D-Link	DIR-513	1.10

Weakness: CWE-120, CWE-119 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

References

VDB-356568 | D-Link DIR-513 POST Request formSetPassword buffer overflow vdb-entry, technical-description
VDB-356568 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #791858 | D-Link DIR-513 D-Link DIR-513 A2 1.10 Buffer Overflow third-party-advisory
https://lavender-bicycle-a5a.notion.site/D-Link-DIR-513-formSetPassword-33153a41781f806e9a3cf63a5a9091ac?source=copy_link exploit
https://www.dlink.com/ product