Public proof of concept

CVE-2026-7119

A public proof of concept exists; no exploitation attested.

Published2026-04-27
WeaknessCWE-77 · CWE-78

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC

2026-04-2712:16CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-7119?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-7119?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Tenda hg3 firmwareversion to verify

Branch	Affected	Fixed in	Source
300003070.x	= 300003070	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVE recordread 2026-10-23
CISA-ADPSSVC decisionpoc2026-04-27
OpenCVESSVC decisionpoc—
CNACVSS 4.07.4read 2026-10-23
CNACVSS 3.18.8read 2026-10-23
CNACVSS 2.09read 2026-10-23
CNAweakness (CWE)CWE-77, CWE-78read 2026-10-23
FIRST EPSSEPSS score4.4 %2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 4.0 vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published: 2026-04-27
Last Modified: 2026-06-17
NVD status: Analyzed

Frequently asked questions

What is CVE-2026-7119?

Is CVE-2026-7119 actively exploited?

A proof-of-concept exploit exists for CVE-2026-7119, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2026-7119?

CVE-2026-7119 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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