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5.1

Tenda F3 Wireless Router Firmware: Admin Interface Hack Risk

CVE-2026-27513
Summary

The Tenda F3 Wireless Router's web interface is not secure, allowing a hacker to trick an administrator into making unauthorized changes to the router's settings. This could lead to a security breach or disruptions to your network. Upgrade to a secure version of the firmware to fix this issue.

What to do

No fix is available yet. Check with your software vendor for updates.

Affected software
VendorProductAffected versionsFix available
tenda f3_firmware <= 12.01.01.55_multi
Original title
Shenzhen Tenda F3 Wireless Router firmware V12.01.01.55_multi contains a cross-site request forgery (CSRF) vulnerability in the web-based administrative interface. The interface does not implement ...
Original description
Shenzhen Tenda F3 Wireless Router firmware V12.01.01.55_multi contains a cross-site request forgery (CSRF) vulnerability in the web-based administrative interface. The interface does not implement anti-CSRF protections, allowing an attacker to induce an authenticated administrator to submit state-changing requests, which can result in unauthorized configuration changes.
nvd CVSS3.1 4.3
nvd CVSS4.0 5.1
Vulnerability type
CWE-352 Cross-Site Request Forgery (CSRF)
Published: 23 Feb 2026 · Updated: 12 Mar 2026 · First seen: 6 Mar 2026