CVE-2026-36820

Name of the Vulnerable Software and Affected Versions Tenda W20E version 15.11.0.6 Tenda W15E (affected versions not specified)

Description A buffer overflow exists in the formAddWebAuthWhiteUser() function when processing the webAuthWhiteUserInfo parameter. This allows a remote attacker to cause a Denial of Service (DoS), which is a state where a system becomes unavailable to its intended users, by sending a specially crafted HTTP request.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.