CVE-2021-47726
High
Description
NuCom 11N Wireless Router 5.07.90 contains a privilege escalation vulnerability that allows non-privileged users to access administrative credentials through the configuration backup endpoint. Attackers can send a crafted HTTP GET request to the backup configuration page with a specific cookie to retrieve and decode the admin password in Base64 format.
SeverityHigh
CVSS7.5
Exploit probability—
ProductNuCom 11N Wireless Router
PublishedDec 31, 2025
First seenDec 31, 2025
Weakness typeCWE-522CWE-522
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Nucom NuCom 11N Wireless Router | 5.07.90 | — |
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