# CVE-2022-26289

> As of 2024-08-03, CVE-2022-26289 is a vulnerability, EPSS 2.6% (85.0th percentile). Threadlinqs Intelligence links 2 tracked threat campaigns to CVE-2022-26289, most recently “ClingSTUN Linux Backdoor Turns Unpatched IoT Devices Into Proxy Nodes via Public STUN Infrastructure”.

**Last updated:** 2024-08-03

## What is CVE-2022-26289?

Tenda M3 1.10 V1.0.0.12(4856) was discovered to contain a command injection vulnerability via the component /goform/exeCommand.

The identifier was first published 1676 days ago.

## Severity and exploitation probability

- **EPSS (FIRST):** 2.6% probability of exploitation in the next 30 days, higher than 85.0% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 3.4/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2022-03-23, last modified 2024-08-03

## Is CVE-2022-26289 being exploited?

It currently carries a trending score of 26 in the Threadlinqs vulnerability feed.

## Affected products and versions

No affected-product or package list has been recorded for CVE-2022-26289 in the tracked sources. The vendor advisory and the references below are the authoritative statement of what is affected.

## How to fix CVE-2022-26289

No vendor patch reference has been recorded for CVE-2022-26289 in the tracked sources. Follow the references below for a fix, and treat any affected deployment as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2022-26289

2 tracked threats in the Threadlinqs corpus reference CVE-2022-26289, either in the campaign’s CVE list or as an indicator on the campaign record.

- [ClingSTUN Linux Backdoor Turns Unpatched IoT Devices Into Proxy Nodes via Public STUN Infrastructure](https://intel.threadlinqs.com/threat/TL-2026-2934) — HIGH · 2026-10-05
- [Cling IoT botnet masquerades as Google STUN traffic for C2, exploiting Realtek Jungle SDK CVE-2021-35394](https://intel.threadlinqs.com/threat/TL-2026-2857) — CRITICAL · 2026-10-03

## Sources

Enriched from CVE.org, FIRST EPSS. Last verified by Threadlinqs on 2026-10-10.

**Other references**

- [github.com](https://github.com/GD008/vuln/blob/main/tenda_M3_exeCommand/M3_exeCommand.md)

Canonical: https://intel.threadlinqs.com/cve/CVE-2022-26289
Full detection coverage and IOCs for threats exploiting CVE-2022-26289 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp