CVE-2026-9463

A flaw has been found in Edimax EW-7438RPn 1.31. Affected by this issue is the function formLicence of the file /goform/formLicence. This manipulation of the argument submit-url causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS v4.0

7.4 HIGHCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

9.0 HIGHAV:N/AC:L/Au:S/C:C/I:C/A:C

EPSS

0.59% chance of exploitation in the next 30 days, 46th percentile

Published

2026-05-25

Updated

2026-05-26

Proof-of-concept exploits (1)

• wudipjq/my_vuln/blob/main/Edimax/vuln_16/16.md

References

• CVE Record
• NVD entry

Related

• CVE-2026-9462
• CVE-2026-9464
• CVE-2026-9461
• CVE-2026-9465
• CVE-2026-9460
• CVE-2026-9466