CVE-2026-27513: Tenda F3 CSRF in Web Management Interface

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-23 · updated 2026-06-17
Weakness: CWE-352

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.

Affected products

Shenzhen Tenda Technology Co., Ltd. Tenda F3: through 12.01.01.55_multi

References

https://www.tendacn.com/product/F3
https://www.vulncheck.com/advisories/tenda-f3-csrf-in-web-management-interface

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