Vulnerability · Published Mar 22, 2026 · Assigned by VulDB

CVE-2026-4555D-Link DIR-513 boa formEasySetTimezone memory corruption

High 8.8

In plain English

A high-severity stack 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 0.8% (higher than 56% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.8%top 44.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A weakness has been identified in D-Link DIR-513 1.10. The impacted element is the function formEasySetTimezone of the file /goform/formEasySetTimezone of the component boa. This manipulation of the argument curTime causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. 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-121, 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-352382 | D-Link DIR-513 boa formEasySetTimezone memory corruption vdb-entry, technical-description
VDB-352382 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
Submit #774936 | D-Link DIR-513 1.10 Stack-based Buffer Overflow third-party-advisory
https://github.com/Litengzheng/vul_db/blob/main/Dir513/vul_24/README.md exploit
https://www.dlink.com/ product