What’s Vulnerable › Vulnerabilities
CVE-2026-22080: Insecure Transmission Vulnerability in Tenda Wireless Routers
- Severity: high (CVSS 8.7 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-01-09 · updated 2026-06-17
- Weakness: CWE-319
Description
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 products
- Tenda 300Mbps Wireless Router F3 and N300 Easy Setup Router: F3 v3.0 Firmware V12.01.01.41, F3 v3.0 Firmware V12.01.01.42, F3 v3.0 Firmware V12.01.01.48, F3 v3.0 Firmware V12.01.01.52, F3 v3.0 Firmware V12.01.01.55, F3 v4.0 Firmware V03.03.01.40
References
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