CVE-2021-3021

Name: CVE-2021-3021
Creator: NVD / NIST
Published: 2021-01-05T16:15:15.937+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.12%

Last modified Jun 17, 2026

CVE-2021-3021 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. ISPConfig before 3.2.2 allows SQL injection.. EPSS estimates a 2.12% chance of exploitation in the next 30 days.

Description

ISPConfig before 3.2.2 allows SQL injection.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.12%

79.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Ispconfig	Ispconfig	< 3.2.2

References

https://twitter.com/ispconfig/status/1346142615511724032Third Party Advisory
https://www.ispconfig.org/blog/ispconfig-3-2-2-released-important-security-update/Release Notes, Vendor Advisory
https://twitter.com/ispconfig/status/1346142615511724032Third Party Advisory
https://www.ispconfig.org/blog/ispconfig-3-2-2-released-important-security-update/Release Notes, Vendor Advisory

Timeline

Published: Jan 5, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3021?

ISPConfig before 3.2.2 allows SQL injection.

How severe is CVE-2021-3021?

CVE-2021-3021 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.12% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3021?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-3021?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST