What is CVE-2021-3264?

CVE-2021-3264 is a high-severity vulnerability in Cxuu Cxuucms, classified under SQL Injection. CVSS score: 7.2/10. Published 2021-08-27.

How severe is CVE-2021-3264?

High severity. CVSS v3 base score is 7.2 out of 10.

SQL Injection in Cxuu Cxuucms

CVE-2021-3264

SQL Injection vulnerability in cxuucms 3.1 ivia the pid parameter in public/admin.php.

Vulnerability class: SQL Injection

Published 2021-08-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.009 (57.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Cxuu Cxuucms — versions 3.1

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/cbkhwx/cxuucmsv3/issues/6 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2021-3264?: CVE-2021-3264 is a high-severity vulnerability in Cxuu Cxuucms, classified under SQL Injection. CVSS score: 7.2/10. Published 2021-08-27.
How severe is CVE-2021-3264?: High severity. CVSS v3 base score is 7.2 out of 10.