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.
Published: 2025-12-31
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 05 Jan 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Nucom
Nucom 11n Wireless Router
Vendors & Products Nucom
Nucom 11n Wireless Router

Fri, 02 Jan 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 31 Dec 2025 18:45:00 +0000

Type Values Removed Values Added
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.
Title NuCom 11N Wireless Router 5.07.90 Privilege Escalation via Configuration Backup
Weaknesses CWE-522
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Nucom 11n Wireless Router
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-01-02T20:08:07.895Z

Reserved: 2025-12-07T20:10:09.803Z

Link: CVE-2021-47726

cve-icon Vulnrichment

Updated: 2026-01-02T20:07:59.198Z

cve-icon NVD

Status : Deferred

Published: 2025-12-31T19:15:41.930

Modified: 2026-04-15T00:35:42.020

Link: CVE-2021-47726

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-01-05T12:25:14Z

Weaknesses