High 7.2Published May 5, 2026

CVE-2026-7851D-Link DI-8100 yyxz.asp sprintf stack-based overflow

Updated under an hour ago (Oct 27, 2026, 2:30 PM ET)

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Every CVE for D-Link DI-8100

Exploited in the last 30 days

A vulnerability was identified in D-Link DI-8100 16.07.26A1. This affects the function sprintf of the file yyxz.asp. The manipulation of the argument ID leads to stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.

CVSS: 7.2 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
Weakness (CWE): CWE-121, CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: May 6, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

D-Link DI-8100 d_link:di_8100 (from the name)	16.07.26A1	CNA record
dlink di-8100_firmware dlink:di-8100_firmware	16.07.26a1	NVD

References

References

https://vuldb.com/vuln/361128	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/vuln/361128/cti	signature, permissions-required, vdb-entry
https://vuldb.com/submit/807798	third-party-advisory, vdb-entry
https://github.com/draw-ctf/report/blob/main/DI-8100/yyxz_dlink_asp_overflow.md	exploit, third-party-advisory
https://www.dlink.com/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.