Buffer overflow in D-Link Dir-513
CVE-2026-6014
A flaw has been found in D-Link DIR-513 1.10. This issue affects the function formAdvanceSetup of the file /goform/formAdvanceSetup of the component POST Request Handler. This manipulation of the argument webpage causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been published and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (65.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.012 · change: +0.004
Affected products
- D-Link Dir-513 — versions 1.10
- Dlink Dir-513 — versions a2
- Dlink Dir-513 Firmware — versions 1.10
Weakness classification (CWE)
References
- vuldb.com/vuln/356570 (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/vuln/356570/cti (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/submit/791860 (VDB Entry, Third Party Advisory, third-party-advisory)
- lavender-bicycle-a5a.notion.site/D-Link-DIR-513-formAdvanceSetup-33153a41781f80… (Exploit, Third Party Advisory, exploit)
- www.dlink.com/ (Product, product)
Frequently asked questions
- What is CVE-2026-6014?
- CVE-2026-6014 is a high-severity vulnerability in D-Link Dir-513, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-04-10.
- How severe is CVE-2026-6014?
- High severity. CVSS v3 base score is 8.8 out of 10.