PT-2026-4802 · Tenda · Tenda W30E V2

Kazuma Matsumoto · Published 2026-01-26 · Updated 2026-02-02 · CVE-2026-24435

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:C/I:N/A:N

Name of the Vulnerable Software and Affected Versions Shenzhen Tenda W30E V2 versions up to and including V16.01.0.19(5037)

Description The device features an insecure Cross-Origin Resource Sharing (CORS) policy on authenticated administrative endpoints. The configuration sets Access-Control-Allow-Origin to '*' while also including Access-Control-Allow-Credentials as 'true', which permits attacker-controlled origins to make credentialed cross-origin requests.

Recommendations Update to a version newer than V16.01.0.19(5037).

Fix

Weakness Enumeration

CWE-942

Related Identifiers

BDU:2026-00942

CVE-2026-24435

Affected Products

Tenda W30E V2

References · 8

• https://osv.dev/vulnerability/CVE-2026-24435 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-24435 · Security Note
• https://bdu.fstec.ru/vul/2026-00942 · Security Note
• https://vulncheck.com/advisories/tenda-w30e-v2-permissive-cors-allows-cross-origin-data-access · Note
• https://twitter.com/VulmonFeeds/status/2015864575858544967 · Twitter Post
• https://t.me/cveNotify/150635 · Telegram Post
• https://twitter.com/CVEnew/status/2015856450673795136 · Twitter Post
• https://tendacn.com/product/W30E · Note