RCE in Tenda Hg3
CVE-2026-7119
A vulnerability was detected in Tenda HG3 2.0. The impacted element is an unknown function of the file /boaform/formCountrystr. The manipulation of the argument countrystr results in os command injection. The attack may be performed from remote. The exploit is now public and may be used.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.044 (90.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.033 · newest: 0.044 · change: +0.011
Affected products
- Tenda Hg3 — versions 2.0
- Tenda Hg3 Firmware — versions 300003070
Weakness classification (CWE)
References
- vuldb.com/vuln/359719 (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/vuln/359719/cti (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/submit/800859 (VDB Entry, Third Party Advisory, third-party-advisory)
- www.notion.so/Tenda-HG3-1-33d0c75766a8808d8b38e9d090cec7ab (Exploit, Third Party Advisory, exploit)
- www.tenda.com.cn/ (Product, product)
Frequently asked questions
- What is CVE-2026-7119?
- CVE-2026-7119 is a high-severity vulnerability in Tenda Hg3, classified under Command Injection. CVSS score: 8.8/10. Published 2026-04-27.
- How severe is CVE-2026-7119?
- High severity. CVSS v3 base score is 8.8 out of 10.