What is CVE-2026-8260?

CVE-2026-8260 is a high-severity vulnerability in D-link Dcs-935l, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-05-11.

How severe is CVE-2026-8260?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2026-8260 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in D-link Dcs-935l

CVE-2026-8260

A vulnerability was found in D-Link DCS-935L up to 1.10.01. The impacted element is the function SetDeviceSettings of the file /web/cgi-bin/hnap/hnap_service of the component HNAP Service. The manipulation of the argument AdminPassword res…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (6.8th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

CryptReaper12/CVE-2026-8260

References

cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
cna@vuldb.com (Exploit, Third Party Advisory, exploit)
cna@vuldb.com (Product, product)

Frequently asked questions

What is CVE-2026-8260?: CVE-2026-8260 is a high-severity vulnerability in D-link Dcs-935l, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-05-11.
How severe is CVE-2026-8260?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2026-8260 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.