What is CVE-2021-32538?

CVE-2021-32538 is a critical-severity vulnerability in Artware Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2021-07-07.

How severe is CVE-2021-32538?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in Artware Cms

CVE-2021-32538

ARTWARE CMS parameter of image upload function does not filter the type of upload files which allows remote attackers can upload arbitrary files without logging in, and further execute code unrestrictedly.

Vulnerability class: Unrestricted File Upload

Published 2021-07-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.020 (80.2th percentile), scored 2026-10-08.

Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000

Affected products

Artware Cms — versions unspecified
Artware Cms Project

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

www.twcert.org.tw/tw/cp-132-4850-9b53f-1.html (Third Party Advisory)

Frequently asked questions

What is CVE-2021-32538?: CVE-2021-32538 is a critical-severity vulnerability in Artware Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2021-07-07.
How severe is CVE-2021-32538?: Critical severity. CVSS v3 base score is 9.8 out of 10.