CVE-2026-9033

Summary

An unauthenticated attacker with network access to the captive portal service of an affected device can terminate active captive portal sessions, including forcing logout of specific users or clearing all active sessions. Affected users must re-authenticate to regain access. 

Successful exploitation may allow termination of individual or all active captive portal sessions, causing temporary service disruption and requiring users to re-authenticate.

Affected Software

VendorProductVersion RangeStatus
TP-Link Systems Inc.ER7212PC v20 < 2.4.3 Build 20260722 Rel.40250affected
TP-Link Systems Inc.ER605 v20 < 2.4.4 Build 20260630 Rel.14398affected
TP-Link Systems Inc.ER7206 v20 < 2.3.5 Build 20260625 Rel.43136affected
TP-Link Systems IncER7406 v10 < 1.3.4 Build 20260625 Rel.43136affected
TP-Link Systems Inc.ER707-M2 v10 < 1.4.4 Build 20260625 Rel.43063affected
TP-Link Systems IncER7412-M2 v10 < 1.2.0 Build 20260630 Rel.82947affected
TP-Link Systems Inc.ER8411 v10 < 1.4.1 Build 20260708 Rel.64832affected
TP-Link Systems Inc.ER706W v10 < 1.2.11 Build 20260723 Rel.41567affected
TP-Link Systems Inc.ER706W-4G v10 < 1.2.6 Build 20260723 Rel.41321affected
TP-Link Systems Inc.ER706W-4G v20 < 2.1.11 Build 20260723 Rel.41624affected
TP-Link Systems Inc.ER706WP-4G v10 < 1.1.11 Build 20260723 Rel.41624affected
TP-Link Systems Inc.ER703WP-4G-Outdoor v10 < 1.1.7 Build 20260723 Rel.41712affected
TP-Link Systems Inc.DR3220v-4G v10 < 1.2.0 Build 20260630 Rel.82652affected
TP-Link Systems Inc.DR3650v v10 < 1.2.0 Build 20260630 Rel.83311affected
TP-Link Systems Inc.DR3650v-4G v10 < 1.2.0 Build 20260630 Rel.83347affected
TP-Link Systems Inc.ER603WP-4G-Outdoor v10 < 1.0.2 Build 20260723 Rel.43271affected
TP-Link Systems Inc.DR3150 v10 < 1.0.1 Build 20260722 Rel.16854affected
TP-Link Systems Inc.ER701-5G-Outdoor v10 < 1.0.3 Build 20260723 Rel.40931affected
TP-Link Systems Inc.ER605W v20 < 2.0.4 Build 20260723 Rel.43763affected

Weaknesses

  • CWE-306: CWE-306 Missing Authentication for Critical Function

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References