CVE-2026-3294

HIGH WAF: Medium
CVSS 8.8 Published: 2026-05-22
CWE-20 CWE-862

An authentication logic vulnerability in multiple TP-Link range extenders allows an unauthenticated attacker on an adjacent network to manipulate a login parameter and reset the administrator password due to insufficient validation. Successful exploitation allows an attacker to obtain full administrative control of the affected device, potentially impacting on confidentiality, integrity, and availability.

WAF Coverage Analysis

Improper Input Validation Medium WAF Coverage

OWASP: A03:2021 Injection

920xxx - Protocol Enforcement 941xxx - XSS / XXE 942xxx - SQL Injection
Missing Authorization Low WAF Coverage

OWASP: A01:2021 Broken Access Control

Affected Software

VendorProductVersion
tp-linkre305_firmwareup to 20260515
tp-linkre360_firmwareup to 20260515
tp-linkre580d_firmwareup to 20260515
tp-linkre650_firmwareup to 20260429
tp-linktl-wa860re_firmwareup to 20260515

References

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