CVE-2026-27511

MEDIUM 4.3

Tenda F3 Clickjacking in Web Management Interface

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

Shenzhen Tenda F3 Wireless Router firmware V12.01.01.55_multi contains a clickjacking vulnerability in the web-based administrative interface. The interface does not set the X-Frame-Options header, allowing attacker-controlled sites to embed administrative pages in an iframe and trick an authenticated administrator into unintended interactions that may result in unauthorized configuration changes.

CWE	CWE-1021
Vendor	shenzhen tenda technology co., ltd.
Product	tenda f3
Published	Feb 23, 2026
Last Updated	Mar 5, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Affected Versions

Shenzhen Tenda Technology Co., Ltd. / Tenda F3

0 ≤ 12.01.01.55_multi

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

Kazuma Matsumoto, a security researcher at GMO Cybersecurity by IERAE, Inc.