CVE-2026-22079

Cleartext Transmission Vulnerability in Tenda Wireless Routers

HIGH
8.7
CVSS Score
Published: January 9, 2026 at 11:02 AM UTC
Updated: June 17, 2026 at 10:19 AM UTC
2 products affected across 1 vendorF3N300

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Severity
HIGH8.7
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

This vulnerability exists in Tenda wireless routers (300Mbps Wireless Router F3 and N300 Easy Setup Router) due to the plaintext transmission of login credentials during the initial login or post-factory reset setup through the web-based administrative interface. An attacker on the same network could exploit this vulnerability by intercepting network traffic and capturing the credentials transmitted in plaintext. Successful exploitation of this vulnerability could allow the attacker to obtain sensitive information and gain unauthorized access to the targeted device.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.7HIGHCERT-In
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-319

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