High 7.4Published Aug 20, 2026

CVE-2026-77031Tenda CH22 formcreateFileName command injection

Updated under an hour ago (2026-10-19 07:00 UTC)

Does this affect you?

It affects Tenda CH22. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Tenda CH22

Exploited in the last 30 days

A vulnerability has been found in Tenda CH22 1.0.0.1. The affected element is the function formcreateFileName of the file /goform/formcreateFileName. The manipulation of the argument fileNameMit leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

CVSS: 7.4 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-77, CWE-74
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Aug 20, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Tenda CH22 tenda:ch22_firmware	1.0.0.1	CNA record

References

https://vuldb.com/vuln/393642vdb-entry, technical-description
https://vuldb.com/vuln/393642/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-77031third-party-advisory
https://vuldb.com/submit/880667third-party-advisory
https://candle-throne-f75.notion.site/Tenda-CH22-formcreateFileName-392df0aa118580c38c4ad15fb15cd30dexploit
https://www.tenda.com.cn/product

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.