Security Advisory: Improper Authorization in TP-Link Omada Controller TLS Certificate and Private Key Management API (CVE-2026-107795)

Vulnerability and Impact Description:

CVE-2026-107795: Improper Authorization in TP-Link Omada Controller TLS Certificate and Private Key Management API

Omada Controller's MSP and OpenAPI certificate/private-key management APIs do not properly enforce administrative authorization, allowing an authenticated user to perform privileged certificate management operations.

Successful exploitation may allow a low-privileged authenticated user to upload or delete the controller's TLS certificate or private key, potentially disrupting secure management access.

CVSS v4.0 Score: 7.5 / High

CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected Products/Versions and Fixes:

Recommendations:

We strongly recommend that users with affected devices take the following actions:

1. Update affected devices to the latest firmware version that fixed the vulnerability:

EN: Download Omada Software Controller | Omada Network Support

US: Download Omada Software Controller | Omada Network Support

Disclaimer:

This advisory is provided for informational purposes only and is subject to change without notice. The information is provided “as is” without warranties of any kind. TP-Link recommends that customers promptly apply available firmware updates or implement documented workarounds as provided in this advisory. Devices/systems that are not updated or mitigated as described may remain vulnerable, and TP-Link disclaims any responsibility or liability for any damages or losses arising from a failure to implement such updates.