CVE-2026-104075

TVU Networks Receiver/Transceiver Authentication Bypass via /tvu/Login

State
Published
Severity
9.3 Critical
Published
Oct 8, 2026
Updated
Oct 14, 2026
Reserved
Oct 1, 2026

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Description

TVU Networks Receiver/Transceiver devices running firmware before version 7.9 contain an authentication bypass vulnerability in the web management login endpoint POST /tvu/Login that allows remote unauthenticated attackers to obtain an administrative session by submitting an empty or absent UserName parameter. Attackers can send a crafted HTTP request directly, bypassing client-side JavaScript validation, to receive a valid session cookie regardless of the password value and gain full administrative control of the device's web management interface.

Scores

CVSSScoreVectorSource
4.09.3 CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NVulnCheck
3.19.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HVulnCheck

Weaknesses

  • CWE-288 Authentication Bypass Using an Alternate Path or Channel

Affected Products

ProductVersions
TVU Receiver / TransceiverTVU Networks
  • before 7.9Affected

References

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