CVE-2026-84941

Omada Controller XML External Entity (XXE) Injection in SAML IdP Metadata Parsing Leading to Arbitrary Local File Read

Published Sep 10, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
Description
An information disclosure vulnerability in the SAML Single Sign-On (SSO) functionality of Omada Controller allows an authenticated user with SAML configuration privileges to access sensitive information due to insufficient validation of user-supplied SAML metadata. Successful exploitation could result in unauthorized disclosure of sensitive information.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Tp-link
Tp-link oc2000 V1
Tp-link oc2000 V2
Tp-link oc200 V3
Tp-link oc220 V1
Tp-link oc220 V2
Tp-link oc300 V1
Tp-link oc400 V1
Tp-link omada Software Controller
Vendors & Products Tp-link
Tp-link oc2000 V1
Tp-link oc2000 V2
Tp-link oc200 V3
Tp-link oc220 V1
Tp-link oc220 V2
Tp-link oc300 V1
Tp-link oc400 V1
Tp-link omada Software Controller
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description An information disclosure vulnerability in the SAML Single Sign-On (SSO) functionality of Omada Controller allows an authenticated user with SAML configuration privileges to access sensitive information due to insufficient validation of user-supplied SAML metadata. Successful exploitation could result in unauthorized disclosure of sensitive information.
Title Omada Controller XML External Entity (XXE) Injection in SAML IdP Metadata Parsing Leading to Arbitrary Local File Read
Weaknesses CWE-611
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
TPLink
Published
Updated
Sep 11, 2026, 1:16 PM
Reserved
Sep 2, 2026, 4:45 PM
Status
Deferred
Published
Sep 11, 2026, 12:19 AM
Modified
Sep 11, 2026, 3:21 PM