CVE-2026-13583: Edimax EW-7478APC POST Request formUSBFolder buffer overflow

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-29 · updated 2026-10-25
Weakness: CWE-119

Description

A vulnerability has been found in Edimax EW-7478APC 1.04. Impacted is the function formUSBFolder of the file /goform/formUSBFolder of the component POST Request Handler. Such manipulation of the argument ShareName/SelectName leads to buffer overflow. The attack may be performed from remote. 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

Edimax EW-7478APC: 1.04

References

https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7478APC-formUSBFolder-34b53a41781f80d5b1f8ebce442de53f
https://vuldb.com/cve/CVE-2026-13583
https://vuldb.com/submit/844118
https://vuldb.com/vuln/374589
https://vuldb.com/vuln/374589/cti

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