CVEs / CVE-2025-8184
CVE-2025-8184: D-Link DIR-513 vulnerability
- critical 9.8 CVSS 3.1 (NVD)
- EPSS 15.3% chance of exploitation in the next 30 days, higher than 96% of CVEs (1 Nov 2026)
- Last changed at its sources
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Description
A vulnerability was found in D-Link DIR-513 up to 1.10 and classified as critical. This issue affects the function formSetWanL2TPcallback of the file /goform/formSetWanL2TPtriggers of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| D-Link DIR-513 | 1.0 | — |
| D-Link DIR-513 | 1.1 | — |
| D-Link DIR-513 | 1.2 | — |
| D-Link DIR-513 | 1.3 | — |
| D-Link DIR-513 | 1.4 | — |
| D-Link DIR-513 | 1.5 | — |
| D-Link DIR-513 | 1.6 | — |
| D-Link DIR-513 | 1.7 | — |
| D-Link DIR-513 | 1.8 | — |
| D-Link DIR-513 | 1.9 | — |
| D-Link DIR-513 | 1.10 | — |
Exploitation
Not in the CISA Known Exploited Vulnerabilities catalog as of 30 Oct 2026.
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-119, CWE-121, CWE-787 |
References
- CVE-2025-8184 on NVD
- https://github.com/InfiniteLin/Lin-s-CVEdb/blob/main/DIR-513/formSetWanPPTP.md Exploit, Third Party Advisory
- https://vuldb.com/?ctiid.317597 Permissions Required, VDB Entry
- https://vuldb.com/?id.317597 Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.622222 Third Party Advisory, VDB Entry
- https://www.dlink.com/ Product
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.