CVE-2026-22080

Summary

This vulnerability exists in Tenda wireless routers (300Mbps Wireless Router F3 and N300 Easy Setup Router) due to the transmission of credentials encoded using reversible Base64 encoding through the web-based administrative interface. An attacker on the same network could exploit this vulnerability by intercepting network traffic and capturing the Base64-encoded credentials.

Successful exploitation of this vulnerability could allow the attacker to obtain sensitive information and gain unauthorized access to the targeted device.

Affected Software

VendorProductVersion RangeStatus
Tenda300Mbps Wireless Router F3 and N300 Easy Setup RouterF3 v3.0 Firmware V12.01.01.41affected
Tenda300Mbps Wireless Router F3 and N300 Easy Setup RouterF3 v3.0 Firmware V12.01.01.42affected
Tenda300Mbps Wireless Router F3 and N300 Easy Setup RouterF3 v3.0 Firmware V12.01.01.48affected
Tenda300Mbps Wireless Router F3 and N300 Easy Setup RouterF3 v3.0 Firmware V12.01.01.52affected
Tenda300Mbps Wireless Router F3 and N300 Easy Setup RouterF3 v3.0 Firmware V12.01.01.55affected
Tenda300Mbps Wireless Router F3 and N300 Easy Setup RouterF3 v4.0 Firmware V03.03.01.40affected

Weaknesses

  • CWE-319: CWE-319 Cleartext Transmission of Sensitive Information

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References