CVE-2026-9254Command Injection Vulnerability in Parent Control of Multiple TP-Link Archer Devices
Updated under an hour ago ()
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It affects TP-Link Systems Inc. Archer BE800 V1 and 2 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 unauthenticated OS command injection vulnerability exists in the parental control functionality of Archer BE800 V1, BE3600 V1, and AX75 V1 due to improper filtering and neutralization of special characters in certain parameters. A LAN-based attacker can inject arbitrary commands and execute them with root privileges. Successful exploitation may result in complete device compromise and impact the confidentiality, integrity, and availability of the affected device and network traffic.
- CVSS
- 8.7 HIGH (v4.0, CNA)CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L
- Weakness (CWE)
- CWE-78
- 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
- Awaiting Analysis
- Record last updated
- Aug 25, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
TP-Link Systems Inc. Archer BE800 V1 tp_link_systems:archer_be800_v1 (from the name) | before 1.4.2 Build 260708 | CNA record |
TP-Link Systems Inc. Archer BE3600 V1 tp_link_systems:archer_be3600_v1 (from the name) | before 1.2.6 Build 20260617 | CNA record |
TP-Link Systems Inc. Archer AX75 V1 tp_link_systems:archer_ax75_v1 (from the name) | before 1.1.6 Build 260716 | CNA record |
References
- https://www.tp-link.com/en/support/download/archer-be800/v1/#Firmwarepatch
- https://www.tp-link.com/us/support/download/archer-be800/v1/#Firmwarepatch
- https://www.tp-link.com/en/support/download/archer-be3600/v1/#Firmwarepatch
- https://www.tp-link.com/us/support/download/archer-be3600/v1/#Firmwarepatch
- https://www.tp-link.com/kr/support/download/archer-be3600/v1/#Firmwarepatch
- https://www.tp-link.com/en/support/download/archer-ax75/v1/#Firmwarepatch
- https://www.tp-link.com/us/support/download/archer-ax75/v1/#Firmwarepatch
- https://www.tp-link.com/us/support/faq/5264/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.