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Medium · 6.0 CVE-2026-0620 EUVD-2026-5210GHSA-q4rj-q7j3-gxf6

L2TP over IPSec Encryption Failure on ArcherAXE75

Published Feb 3, 2026 · Updated Feb 4, 2026 · Assigned by TPLink

Description

When configured as L2TP/IPSec VPN server, Archer AXE75 V1 may accept connections using L2TP without IPSec protection, even when IPSec is enabled.  This allows VPN sessions without encryption, exposing data in transit and compromising confidentiality.

Affected products

VendorProductAffectedFixed
TP-Link Systems AXE75 < <1.5.1 Build 20251202 <1.5.1 Build 20251202

References