High severity7.5NVD Advisory· Published Dec 31, 2025· Updated Apr 15, 2026

CVE-2021-47726

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

NuCom/11N Wireless Routerllm-create
Range: = 5.07.90

Patches

Vulnerability mechanics

References

www.exploit-db.com/exploits/49634nvd
www.nucom.esnvd
www.vulncheck.com/advisories/nucom-n-wireless-router-privilege-escalation-via-configuration-backupnvd
www.zeroscience.mk/en/vulnerabilities/ZSL-2021-5629.phpnvd

News mentions

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