CVE-2026-24426 | THREATINT

Description

Shenzhen Tenda AC7 firmware version V03.03.03.01_cn and prior contain an improper output encoding vulnerability in the web management interface. User-supplied input is reflected in HTTP responses without adequate escaping, allowing injection of arbitrary HTML or JavaScript in a victim’s browser context.

PUBLISHED Reserved 2026-01-22 | Published 2026-02-03 | Updated 2026-02-03 | Assigner VulnCheck

MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Problem types

CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')

Product status

Default status

unaffected

Any version

affected

Credits

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

References

www.tendacn.com/product/AC7 product

www.vulncheck.com/...d-xss-via-web-interface-output-encoding third-party-advisory

cve.org (CVE-2026-24426)

nvd.nist.gov (CVE-2026-24426)

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