What is CVE-2020-37238?

CVE-2020-37238 is a medium-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-05-16.

How severe is CVE-2020-37238?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in Cmsmadesimple Cms Made Simple

CVE-2020-37238

CMS Made Simple 2.2.15 contains a stored cross-site scripting vulnerability that allows authenticated users with Content Manager access to inject malicious scripts through SVG file uploads. Attackers can upload SVG files containing embedde…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (10.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Cmsmadesimple Cms Made Simple — versions 2.2.15

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (product)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2020-37238?: CVE-2020-37238 is a medium-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-05-16.
How severe is CVE-2020-37238?: Medium severity. CVSS v3 base score is 6.4 out of 10.