How severe is CVE-2021-32538?

CVE-2021-32538 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-32538 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32538?

CVE-2021-32538 affects Artware Cms Project Artware Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-32538?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-32538 published?

CVE-2021-32538 was published on 2021-07-07 and last updated on 2026-06-17.

CVE-2021-32538

CVE-2021-32538 is a critical-severity vulnerability in Artware Cms Project Artware Cms with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Artware Cms Project Artware Cms
Published: 2021-07-07
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2021-32538?: CVE-2021-32538 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-32538 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32538?: CVE-2021-32538 affects Artware Cms Project Artware Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-32538?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-32538 published?: CVE-2021-32538 was published on 2021-07-07 and last updated on 2026-06-17.

References

https://www.twcert.org.tw/tw/cp-132-4850-9b53f-1.html

Affected products (1)

cpe:2.3:a:artware_cms_project:artware_cms:*:*:*:*:*:*:*:*

Other CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities

CVE-2026-48283 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-48276 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type…
CVE-2026-57700 — Critical (CVSS 10.0): Unrestricted Upload of File with Dangerous Type vulnerability in Daan.Dev OMGF Pro allows Using Malicious Files. This…
CVE-2025-69129 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in WordPress & WooCommerce Scraper Plugin, Import Data from Any Site <= 1.0.7…
CVE-2026-40772 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Upload in GeekyBot <= 1.2.2 versions.
CVE-2026-40412 — Critical (CVSS 10.0): Unrestricted upload of file with dangerous type in Azure Orbital Spatio allows an unauthorized attacker to execute code…

Browse all CWE-434 (Unrestricted Upload of File with Dangerous Type) vulnerabilities →