What is CVE-2026-8776?

CVE-2026-8776 is a high-severity vulnerability in Edimax Br-6428ns, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-05-18.

How severe is CVE-2026-8776?

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

Buffer overflow in Edimax Br-6428ns

CVE-2026-8776

A vulnerability has been found in Edimax BR-6428NS 1.10. This vulnerability affects the function formPPTPSetup of the file /goform/formPPTPSetup of the component POST Request Handler. Such manipulation of the argument pptpUserName leads to…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (14.6th 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

Edimax Br-6428ns — versions 1.10

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-8776?: CVE-2026-8776 is a high-severity vulnerability in Edimax Br-6428ns, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-05-18.
How severe is CVE-2026-8776?: High severity. CVSS v3 base score is 8.8 out of 10.