Description
A vulnerability exists in the Dynamic DNS (DDNS) functionality of TP-Link Omada Gateways. During communication with a third-party DDNS service, authentication credentials are transmitted over an unencrypted channel. An attacker who can observe or manipulate traffic between an affected device and the DDNS service may obtain sensitive authentication information or interfere with DDNS update operations. Exploitation requires DDNS to be configured, communication with an external DDNS service, and attacker visibility or control of the relevant network path. 





Successful exploitation may result in disclosure of DDNS account credentials, unauthorized access to DDNS management functionality, or modification of DNS records associated with the affected deployment.
Published: 2026-08-20
Score: 6.3 Medium
EPSS: < 1% Very Low
KEV: No
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 08 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Tp-link dr3150
Tp-link dr3150 Firmware
Tp-link dr3220v-4g
Tp-link dr3220v-4g Firmware
Tp-link dr3650v
Tp-link dr3650v-4g
Tp-link dr3650v-4g Firmware
Tp-link dr3650v Firmware
Tp-link er603wp-4g-outdoor
Tp-link er603wp-4g-outdoor Firmware
Tp-link er605
Tp-link er605 Firmware
Tp-link er605w
Tp-link er605w Firmware
Tp-link er701-5g-outdoor
Tp-link er701-5g-outdoor Firmware
Tp-link er703wp-4g-outdoor
Tp-link er703wp-4g-outdoor Firmware
Tp-link er706w
Tp-link er706w-4g
Tp-link er706w-4g Firmware
Tp-link er706w Firmware
Tp-link er706wp-4g
Tp-link er706wp-4g Firmware
Tp-link er707-m2
Tp-link er707-m2 Firmware
Tp-link er7206
Tp-link er7206 Firmware
Tp-link er7212pc
Tp-link er7212pc Firmware
Tp-link er7406
Tp-link er7406 Firmware
Tp-link er7412-m2
Tp-link er7412-m2 Firmware
Tp-link er8411
Tp-link er8411 Firmware
CPEs cpe:2.3:h:tp-link:dr3150:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:dr3220v-4g:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:dr3650v-4g:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:dr3650v:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er603wp-4g-outdoor:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er605:2.0:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er605w:2.0:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er701-5g-outdoor:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er703wp-4g-outdoor:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er706w-4g:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er706w-4g:2.0:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er706w:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er706wp-4g:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er707-m2:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er7206:2.0:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er7212pc:2.0:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er7406:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er7412-m2:-:*:*:*:*:*:*:*
cpe:2.3:h:tp-link:er8411:-:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:dr3150_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:dr3220v-4g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:dr3650v-4g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:dr3650v_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er603wp-4g-outdoor_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er605_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er605w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er701-5g-outdoor_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er703wp-4g-outdoor_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er706w-4g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er706w_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er706wp-4g_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er707-m2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er7206_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er7212pc_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er7406_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er7412-m2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:tp-link:er8411_firmware:*:*:*:*:*:*:*:*
Vendors & Products Tp-link dr3150
Tp-link dr3150 Firmware
Tp-link dr3220v-4g
Tp-link dr3220v-4g Firmware
Tp-link dr3650v
Tp-link dr3650v-4g
Tp-link dr3650v-4g Firmware
Tp-link dr3650v Firmware
Tp-link er603wp-4g-outdoor
Tp-link er603wp-4g-outdoor Firmware
Tp-link er605
Tp-link er605 Firmware
Tp-link er605w
Tp-link er605w Firmware
Tp-link er701-5g-outdoor
Tp-link er701-5g-outdoor Firmware
Tp-link er703wp-4g-outdoor
Tp-link er703wp-4g-outdoor Firmware
Tp-link er706w
Tp-link er706w-4g
Tp-link er706w-4g Firmware
Tp-link er706w Firmware
Tp-link er706wp-4g
Tp-link er706wp-4g Firmware
Tp-link er707-m2
Tp-link er707-m2 Firmware
Tp-link er7206
Tp-link er7206 Firmware
Tp-link er7212pc
Tp-link er7212pc Firmware
Tp-link er7406
Tp-link er7406 Firmware
Tp-link er7412-m2
Tp-link er7412-m2 Firmware
Tp-link er8411
Tp-link er8411 Firmware
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N'}


Fri, 21 Aug 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Tp-link
Tp-link dr3150 V1
Tp-link dr3220v-4g V1
Tp-link dr3650v-4g V1
Tp-link dr3650v V1
Tp-link er603wp-4g-outdoor V1
Tp-link er605 V2
Tp-link er605w V2
Tp-link er701-5g-outdoor V1
Tp-link er703wp-4g-outdoor V1
Tp-link er706w-4g V2
Tp-link er706w V1
Tp-link er706wp-4g V1
Tp-link er707-m2 V1
Tp-link er7206 V2
Tp-link er7212pc V2
Tp-link er8411 V1
Tp-link v1
Tp-link Systems Inc
Tp-link Systems Inc er7406 V1
Tp-link Systems Inc er7412-m2 V1
Vendors & Products Tp-link
Tp-link dr3150 V1
Tp-link dr3220v-4g V1
Tp-link dr3650v-4g V1
Tp-link dr3650v V1
Tp-link er603wp-4g-outdoor V1
Tp-link er605 V2
Tp-link er605w V2
Tp-link er701-5g-outdoor V1
Tp-link er703wp-4g-outdoor V1
Tp-link er706w-4g V2
Tp-link er706w V1
Tp-link er706wp-4g V1
Tp-link er707-m2 V1
Tp-link er7206 V2
Tp-link er7212pc V2
Tp-link er8411 V1
Tp-link v1
Tp-link Systems Inc
Tp-link Systems Inc er7406 V1
Tp-link Systems Inc er7412-m2 V1

Thu, 20 Aug 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 20 Aug 2026 19:00:00 +0000

Type Values Removed Values Added
Description A vulnerability exists in the Dynamic DNS (DDNS) functionality of TP-Link Omada Gateways. During communication with a third-party DDNS service, authentication credentials are transmitted over an unencrypted channel. An attacker who can observe or manipulate traffic between an affected device and the DDNS service may obtain sensitive authentication information or interfere with DDNS update operations. Exploitation requires DDNS to be configured, communication with an external DDNS service, and attacker visibility or control of the relevant network path.  Successful exploitation may result in disclosure of DDNS account credentials, unauthorized access to DDNS management functionality, or modification of DNS records associated with the affected deployment.
Title Unencrypted Credential Transmission in Omada Gateway Dynamic DNS Authentication in Omada Gateways
Weaknesses CWE-319
References
Metrics cvssV4_0

{'score': 6.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}


Subscriptions

Tp-link Dr3150 Dr3150 Firmware Dr3150 V1 Dr3220v-4g Dr3220v-4g Firmware Dr3220v-4g V1 Dr3650v Dr3650v-4g Dr3650v-4g Firmware Dr3650v-4g V1 Dr3650v Firmware Dr3650v V1 Er603wp-4g-outdoor Er603wp-4g-outdoor Firmware Er603wp-4g-outdoor V1 Er605 Er605 Firmware Er605 V2 Er605w Er605w Firmware Er605w V2 Er701-5g-outdoor Er701-5g-outdoor Firmware Er701-5g-outdoor V1 Er703wp-4g-outdoor Er703wp-4g-outdoor Firmware Er703wp-4g-outdoor V1 Er706w Er706w-4g Er706w-4g Firmware Er706w-4g V2 Er706w Firmware Er706w V1 Er706wp-4g Er706wp-4g Firmware Er706wp-4g V1 Er707-m2 Er707-m2 Firmware Er707-m2 V1 Er7206 Er7206 Firmware Er7206 V2 Er7212pc Er7212pc Firmware Er7212pc V2 Er7406 Er7406 Firmware Er7412-m2 Er7412-m2 Firmware Er8411 Er8411 Firmware Er8411 V1 V1
Tp-link Systems Inc Er7406 V1 Er7412-m2 V1
cve-icon MITRE

Status: PUBLISHED

Assigner: TPLink

Published:

Updated: 2026-08-20T18:58:42.948Z

Reserved: 2026-08-12T23:34:21.158Z

Link: CVE-2026-19683

cve-icon Vulnrichment

Updated: 2026-08-20T18:58:38.308Z

cve-icon NVD

Status : Analyzed

Published: 2026-08-20T19:16:51.303

Modified: 2026-09-08T20:46:03.100

Link: CVE-2026-19683

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-21T12:08:38Z

Weaknesses