CVE-2020-5722The HTTP interface of the Grandstream UCM6200 series is vulnerable to an unauthenticated remote SQL injection via crafted HTTP request.
Updated under an hour ago ()
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It affects grandstream ucm6200_firmware. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Jan 28, 2022; federal agencies had to remediate by Jul 28, 2022. Treat that date as your deadline.
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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.
- CVSS
- 9.8 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-89
- Known exploited
- Added to CISA KEV Jan 28, 2022; federal remediation due Jul 28, 2022Apply updates per vendor instructions.
- EPSS (exploitation in the next 30 days)
- 84.41% (percentile 100)
- Assigned by
- tenable
- NVD analysis
- Analyzed
- Record last updated
- Oct 21, 2025
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
grandstream ucm6200_firmware grandstream:ucm6200_firmware | before 1.0.19.20 | NVD |
References
- https://www.tenable.com/security/research/tra-2020-15x-refsource-misc, exploit, third-party-advisory
- http://packetstormsecurity.com/files/156876/UCM6202-1.0.18.13-Remote-Command-Injection.htmlx-refsource-misc, exploit, third-party-advisory, vdb-entry
- http://packetstormsecurity.com/files/165708/Grandstream-UCM62xx-IP-PBX-sendPasswordEmail-Remote-Code-Execution.htmlx-refsource-misc, exploit, third-party-advisory, vdb-entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-5722us-government-resource
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.