PT-2026-51203 · Edimax · Br-6478Ac V2

Yhryhryhr_Tu · Published 2026-06-21 · Updated 2026-06-21 · CVE-2026-12806

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-6478AC V2 version 1.23

Description A buffer overflow can be triggered remotely via the POST Request Handler component. The issue exists in the formWlSiteSurvey() function within the '/goform/formWlSiteSurvey' endpoint when manipulating the selSSID argument.

Recommendations 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-2026-12806

Affected Products

Br-6478Ac V2

References · 7

• 🔥 https://lavender-bicycle-a5a.notion.site/EDIMAX-BR6478ACV2-formWlSiteSurvey-34b53a41781f80669c10df409a0851d4?source=copy_link · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-12806 · Security Note
• https://vuldb.com/cve/CVE-2026-12806 · Note
• https://twitter.com/vuldb/status/2068552798606889357 · Twitter Post
• https://vuldb.com/vuln/372600 · Note
• https://vuldb.com/vuln/372600/cti · Note
• https://vuldb.com/submit/836668 · Note