CVE-2026-27512

MEDIUM

6.1

Description

Shenzhen Tenda F3 Wireless Router firmware V12.01.01.55_multi contains a content-type confusion vulnerability in the administrative interface. Responses omit the X-Content-Type-Options: nosniff header and include attacker-influenced content that can be reflected into the response body. Under affected browser behaviors, MIME sniffing may cause the response to be interpreted as active HTML, enabling script execution in the context of the administrative interface.

CVE Details

CVSS v3.1 Score6.1

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published2/23/2026

Last Modified2/23/2026

Sourcenvd

Honeypot Sightings0

Affected Products

tenda:f3tenda:f3_firmware

Weaknesses (CWE)

CWE-79CWE-116

References

https://www.tendacn.com/product/F3(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/tenda-f3-reflected-script-execution-via-missing-nosniff-header(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.