High severity · published Jun 29, 2026
CVE-2026-13583
Edimax EW-7478APC POST Request formUSBFolder buffer overflow
8.8
CVSS
0.8%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 57% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EW
EW-7478APC · Edimax
1.04 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-13583
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-13583
lavender-bicycle-a5a.notion.site
https://lavender-bicycle-a5a.notion.site/EDIMAX-EW-7478APC-formUSBFolder-34b53a41781f80d5b1f8ebce442de53f
vuldb.com
https://vuldb.com/cve/CVE-2026-13583
vuldb.com
https://vuldb.com/submit/844118
vuldb.com
https://vuldb.com/vuln/374589
vuldb.com
https://vuldb.com/vuln/374589/cti
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