PT-2026-43048 · Edimax · Ew-7438Rpn

Buoy · CVE-2026-9459 · Published 2026-04-27 · Updated 2026-05-25

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 EW-7438RPn version 1.31

Description A stack-based buffer overflow occurs in the formConnectionSetting() function within the '/goform/formConnectionSetting' endpoint. This issue is triggered by manipulating the max Conn/timeOut argument, allowing a remote attacker to initiate the attack.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2026-07310

CVE-2026-9459

Affected Products

Ew-7438Rpn

References · 8

• 🔥 https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_12/12.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-9459 · Security Note
• https://bdu.fstec.ru/vul/2026-07310 · Security Note
• https://vuldb.com/vuln/365440 · Note
• https://t.me/CVEtracker/54866 · Telegram Post
• https://vuldb.com/vuln/365440/cti · Note
• https://vuldb.com/submit/813896 · Note
• https://twitter.com/CVEnew/status/2058935248486818011 · Twitter Post