HIGH

CVE-2020-5726

CVSS v3

7.5

HIGH

EPSS Score

4.3 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2020-5726 yet.

Full record on NVD

Description

The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI server on port 8888. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.

Technical details

Published: 2020-03-30
Exploit-DB: EDB-48270

Frequently asked questions

What is CVE-2020-5726?

Is CVE-2020-5726 actively exploited?

Active exploitation of CVE-2020-5726 has not been confirmed. Its EPSS score was 4.3% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-5726?

CVE-2020-5726 has a CVSS v3 base score of 7.5 (HIGH severity).

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