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CVSS 8.8 · HIGH

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.

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Analysis

This is a command injection vulnerability in a specific model of Tenda GPON ONT firmware. The prompt specifically identifies vendor-specific firmware for Tenda routers as not relevant to the software development community.

Severity

Score: 8.8(HIGH)
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV: NETWORK
AC: LOW
PR: LOW
UI: NONE
S: UNCHANGED
C: HIGH
I: HIGH
A: HIGH
Weakness (CWE): CWE-77CWE-78

EPSS

Probability of exploitation (next 30 days): 0.0097 (1.0%)
Percentile: 76.7%
EPSS: 2026-05-06

Affects

tenda:hg3_firmwaretenda:hg3

Technical description

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.

Published: 4/27/2026, 12:16:25 PM
Last modified: 4/30/2026, 6:22:12 PM

References

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