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Hidden Tenda Router Backdoor Grants Admin Access, No Patch Available

Security Affairsby @securityaffairs ()3 min read5 · 1 read
Analyze CVE-2026-11405 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2026-11405
The web server binary /bin/httpd contains a hidden backdoor authentication mechanism in the login() function at 004c88b8
9.8<1%

From the original article

3 min read at securityaffairs.com

CERT/CC warns an unpatched backdoor in several Tenda routers lets attackers bypass login and gain full admin access with a hidden password. CERT/CC published an alert documenting an undocumented authentication backdoor in multiple Tenda firmware versions, tracked as CVE-2026-11405.

Security Affairs

By @securityaffairs · securityaffairs.com

Read the full article at Security Affairs

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.