What is CVE-2020-17462?

CVE-2020-17462 is a high-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.8/10. Published 2020-08-14.

How severe is CVE-2020-17462?

High severity. CVSS v3 base score is 7.8 out of 10.

Arbitrary file upload in Cmsmadesimple Cms Made Simple

CVE-2020-17462

CMS Made Simple 2.2.14 allows Authenticated Arbitrary File Upload because the File Manager does not block .ptar files, a related issue to CVE-2017-16798.

Vulnerability class: Unrestricted File Upload

Published 2020-08-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 60.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Cmsmadesimple Cms Made Simple — versions 2.2.14

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

www.exploit-db.com/exploits/48742 (Exploit, VDB Entry, Third Party Advisory, exploit)

Frequently asked questions

What is CVE-2020-17462?: CVE-2020-17462 is a high-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.8/10. Published 2020-08-14.
How severe is CVE-2020-17462?: High severity. CVSS v3 base score is 7.8 out of 10.