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CVE Vulnerability Details :
CVE-2026-8776
PUBLISHED
More InfoOfficial Page
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
View Known Exploited Vulnerability (KEV) details
Published At-18 May, 2026 | 00:45
Updated At-18 May, 2026 | 19:50
Rejected At-
▼CVE Numbering Authority (CNA)
Edimax BR-6428NS POST Request formPPTPSetup buffer overflow

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.

Affected Products
Vendor
Edimax Technology Company Ltd.Edimax
Product
BR-6428NS
CPEs
  • cpe:2.3:o:edimax:br-6428ns_firmware:*:*:*:*:*:*:*:*
Modules
  • POST Request Handler
Versions
Affected
  • 1.10
Problem Types
TypeCWE IDDescription
CWECWE-120Buffer Overflow
CWECWE-119Memory Corruption
Type: CWE
CWE ID: CWE-120
Description: Buffer Overflow
Type: CWE
CWE ID: CWE-119
Description: Memory Corruption
Metrics
VersionBase scoreBase severityVector
4.08.7HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
3.18.8HIGH
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
3.08.8HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
2.09.0N/A
AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
Version: 4.0
Base score: 8.7
Base severity: HIGH
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Version: 3.1
Base score: 8.8
Base severity: HIGH
Vector:
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
Version: 3.0
Base score: 8.8
Base severity: HIGH
Vector:
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
Version: 2.0
Base score: 9.0
Base severity: N/A
Vector:
AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reporter
wxhwxhwxh_tutu (VulDB User)
coordinator
VulDB CNA Team
Timeline
EventDate
Advisory disclosed2026-05-17 00:00:00
VulDB entry created2026-05-17 02:00:00
VulDB entry last update2026-05-17 11:46:39
Event: Advisory disclosed
Date: 2026-05-17 00:00:00
Event: VulDB entry created
Date: 2026-05-17 02:00:00
Event: VulDB entry last update
Date: 2026-05-17 11:46:39
Replaced By
Rejected Reason
References
HyperlinkResource
https://vuldb.com/vuln/364401
vdb-entry
technical-description
https://vuldb.com/vuln/364401/cti
signature
permissions-required
https://vuldb.com/submit/811531
third-party-advisory
https://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6428NS-formPPTPSetup-34b53a41781f8074a88af068842b599e?source=copy_link
exploit
Hyperlink: https://vuldb.com/vuln/364401
Resource:
vdb-entry
technical-description
Hyperlink: https://vuldb.com/vuln/364401/cti
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/submit/811531
Resource:
third-party-advisory
Hyperlink: https://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6428NS-formPPTPSetup-34b53a41781f8074a88af068842b599e?source=copy_link
Resource:
exploit
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Details not found