CVE-2026-8776

HIGH 8.8

Edimax BR-6428NS POST Request formPPTPSetup buffer overflow

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

13th

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 buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-120 CWE-119
Vendor	edimax
Product	br-6428ns
Published	May 18, 2026
Last Updated	May 18, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Edimax / BR-6428NS

1.10

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/364401 vuldb.com: https://vuldb.com/vuln/364401/cti vuldb.com: https://vuldb.com/submit/811531 lavender-bicycle-a5a.notion.site: https://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6428NS-formPPTPSetup-34b53a41781f8074a88af068842b599e?source=copy_link

Credits

🔍 wxhwxhwxh_tutu (VulDB User) VulDB CNA Team