# CVE-2020-5722: Grandstream Networks UCM6200 Series SQL Injection Vulnerability

> CVE-2020-5722: Grandstream Networks UCM6200 Series SQL Injection Vulnerability. CVSS 9.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2020-5722
Last updated: 2025-10-21T23:35:47Z

- Published: 2020-03-23 19:31 UTC · Updated: 2025-10-21 23:35 UTC · Assigner: tenable
- CVSS: 9.8 (CVSS 3.1) · Severity: Critical · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS: 84.4%, 100th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2022-01-28, federal due date 2022-07-28, ransomware use: Unknown

## Description

The HTTP interface of the Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request. An attacker can use this vulnerability to execute shell commands as root on versions before 1.0.19.20 or inject HTML in password recovery emails in versions before 1.0.20.17.

## CISA required action

Apply updates per vendor instructions.

## Affected vendors and products

- n/a: Grandstream UCM6200 Series

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2020-5722)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2020-5722)
- [http://packetstormsecurity.com/files/156876/UCM6202-1.0.18.13-Remote-Command-Injection.html](http://packetstormsecurity.com/files/156876/UCM6202-1.0.18.13-Remote-Command-Injection.html)
- [http://packetstormsecurity.com/files/165708/Grandstream-UCM62xx-IP-PBX-sendPasswordEmail-Remote-Code-Execution.html](http://packetstormsecurity.com/files/165708/Grandstream-UCM62xx-IP-PBX-sendPasswordEmail-Remote-Code-Execution.html)
- [https://www.tenable.com/security/research/tra-2020-15](https://www.tenable.com/security/research/tra-2020-15)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2020-5722 · Markdown: https://rewindex.com/cve/CVE-2020-5722.md · JSON: https://rewindex.com/api/v1/cves/CVE-2020-5722 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T03:09:20.208Z