Vulnerability Intelligence Report
Authentication Logic Vulnerability on Multiple TP-Link Range Extenders
CVE-2026-3294
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.
No Active Exploit Signals
CVSS Base Score
8.7
HIGH
EPSS Probability:0.40%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-20 ↗CWE-20 Improper Input Validation
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| TP-Link Systems Inc. | Archer RE650 v1 | 0 < V1_20260429 (affected) |
| TP-Link Systems Inc. | Archer RE305 v1 | 0 < V1_20260515 (affected) |
| TP Link Systems Inc. | Archer RE360 v1 | 0 < V1_20260515 (affected) |
| TP-Link Systems Inc. | TL-WA860RE v4 | 0 < V4_20260515 (affected) |
| TP-Link Systems Inc. | RE580D v1 | 0 < V1_20260515 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.398%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | TP-Link Systems Inc. · Vendor · USA |
| Reserved | 2026-02-26T19:00:32 |
| Published | 2026-05-22T20:48:36 |
| Last Updated | 2026-05-27T03:55:44 |
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