PT-2026-41594 · Edimax · Br-6428Ns

Wxhwxhwxh_Tutu · Published 2026-05-18 · Updated 2026-05-18 · CVE-2026-8775

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Edimax BR-6428NS version 1.10

Description A buffer overflow exists in the POST Request Handler component. This issue occurs within the formL2TPSetup() function located in the '/goform/formL2TPSetup' endpoint when processing the L2TPUserName argument. This flaw allows a remote attacker to initiate an attack.

Recommendations As a temporary workaround, restrict access to the '/goform/formL2TPSetup' endpoint or avoid using the L2TPUserName parameter until a fix is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

CVE-2026-8775

Affected Products

Br-6428Ns

References · 9

• 🔥 https://lavender-bicycle-a5a.notion.site/EDIMAX-BR-6428NS-formL2TPSetup-34b53a41781f8046b38bffcc190c5277?source=copy_link · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-8775 · Security Note
• https://vuldb.com/vuln/364400 · Note
• https://reddit.com/r/pwnhub/comments/1tgnsg3/critical_buffer_overflow_vulnerability_found_in · Reddit Post
• https://t.me/CVEtracker/54086 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2056220416507527490 · Twitter Post
• https://t.me/cveNotify/163808 · Telegram Post
• https://vuldb.com/submit/811530 · Note
• https://vuldb.com/vuln/364400/cti · Note