Vulnerability Information Title: Tenda W30E V2 Lacks X-Content-Type-Options Header Severity: Low Date: January 26, 2026 Affected Product: Tenda W30E V2 firmware <= v16.01.0.19 (5037) CVE ID: CVE-2026-24439 CWE ID: CWE-116 Improper Encoding or Escaping of Output CVSS v4 Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N References: - Tenda Product Webpage Credit: Kazuma Matsumoto, a security researcher at GMO Cybersecurity by IERAE, Inc. Description: Shenzhen Tenda W30E V2 firmware versions up to and including V16.01.0.19 (5037) fail to include the X-Content-Type-Options: nosniff response header on web management interfaces. This can cause browsers that perform MIME sniffing to incorrectly interpret attacker-influenced responses as executable script.