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CVE-2026-81531

Unauthenticated Account Information Disclosure in Multiple Omada Controllers

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.3.0.45, (UN)_V1_1.42.10 Build 20260825, (UN)_V2_2.27.10 Build 20260825, (UN)_V3_3.4.10 Build 20260825, (UN)_V1_1.7.10 Build 20260825, and 3 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: partial

Summary

An information disclosure vulnerability has been identified in Omada Controller.  An API endpoint intended for Controller initialization remains accessible after completion and may disclose account-related information to unauthenticated remote users.  Successful exploitation may allow an attacker to remote query the affected endpoint that may facilitate user enumeration and subsequent attacks targeting administrative accounts.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • TP-Link System Inc. Omada Software Controller

    fixed in 6.3.0.45

  • TP-Link Systems Inc. OC200 V1

    fixed in (UN)_V1_1.42.10 Build 20260825

  • TP Link Systems Inc. OC200 v2

    fixed in (UN)_V2_2.27.10 Build 20260825

  • TP-Link Systems Inc OC200 v3

    fixed in (UN)_V3_3.4.10 Build 20260825

  • TP-Link Systems Inc. OC220 v1

    fixed in (UN)_V1_1.7.10 Build 20260825

  • TP-Link Systems Inc OC220 v2

    fixed in (UN)_V2_2.6.10 Build 20260825

  • TP-Link Systems Inc. OC300 v1

    fixed in (UN)_V1_1.36.10 Build 20260825

  • TP-Link Systems Inc. OC400 v1

    fixed in (UN)_V1_1.14.10 Build 20260825

References 3

support.omadanetworks.com