CVE-2026-84941Omada Controller XML External Entity (XXE) Injection in SAML IdP Metadata Parsing Leading to Arbitrary Local File Read
Updated under an hour ago ()
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It affects TP-Link Systems Inc. Omada Software Controller (Windows) and 8 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 6.9 MEDIUM (v4.0, CNA)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
- Weakness (CWE)
- CWE-611
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- TPLink
- NVD analysis
- Deferred
- Record last updated
- Sep 11, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
TP-Link Systems Inc. Omada Software Controller (Windows) tp_link_systems:omada_software_controller_windows (from the name) | before 6.2.14.11 | CNA record |
TP-Link Systems Inc. Omada Software Controller (Linux) tp_link_systems:omada_software_controller_linux (from the name) | before 6.2.14.11 | CNA record |
TP-Link Systems Inc. OC2000 v1 tp_link_systems:oc2000_v1 (from the name) | before 1.41.11 Build 20260711 | CNA record |
TP-Link Systems Inc. OC2000 v2 tp_link_systems:oc2000_v2 (from the name) | before 2.26.11 Build 20260711 | CNA record |
TP-Link Systems Inc. OC200 v3 tp_link_systems:oc200_v3 (from the name) | before 3.3.11 Build 20260711 | CNA record |
TP-Link Systems Inc. OC220 v1 tp_link_systems:oc220_v1 (from the name) | before 1.6.11 Build 20260711 | CNA record |
TP-Link Systems Inc. OC220 v2 tp_link_systems:oc220_v2 (from the name) | before 2.5.11 Build 20260711 | CNA record |
TP-Link Systems Inc. OC300 v1 tp_link_systems:oc300_v1 (from the name) | before 1.35.11 Build 20260711 | CNA record |
TP-Link Systems Inc. OC400 v1 tp_link_systems:oc400_v1 (from the name) | before 1.13.11 Build 20260711 | CNA record |
References
- https://support.omadanetworks.com/en/download/software/omada-controllerpatch
- https://support.omadanetworks.com/us/download/software/omada-controllerpatch
- https://www.omadanetworks.com/en/support/download/patch
- https://www.omadanetworks.com/us/support/download/patch
- https://support.omadanetworks.com/en/document/133722/vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.