A command injection vulnerability exists in the TDDPv2 service (/usr/bin/tddp) on Archer AX90 V1. An unauthenticated adjacent-network attacker can exploit the setProductVer command handler to execute arbitrary operating system commands as root during device boot. 

Successful exploitation may result in complete device compromise through arbitrary command execution with root privileges.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 01 Oct 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Thu, 01 Oct 2026 19:00:00 +0000

Type Values Removed Values Added
Description A command injection vulnerability exists in the TDDPv2 service (/usr/bin/tddp) on Archer AX90 V1. An unauthenticated adjacent-network attacker can exploit the setProductVer command handler to execute arbitrary operating system commands as root during device boot.  Successful exploitation may result in complete device compromise through arbitrary command execution with root privileges.
Title TDDPv2 setProductVer Command Injection in Archer AX90
Weaknesses CWE-78
References
Metrics cvssV4_0

{'score': 7.7, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: TPLink

Published:

Updated: 2026-10-01T18:58:35.252Z

Reserved: 2026-09-01T22:24:51.457Z

Link: CVE-2026-84682

cve-icon Vulnrichment

Updated: 2026-10-01T18:58:32.440Z

cve-icon NVD

Status : Deferred

Published: 2026-10-01T19:17:24.960

Modified: 2026-10-01T20:36:38.330

Link: CVE-2026-84682

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-01T21:00:17Z

Weaknesses