What is the CVSS score of CVE-2025-52239?

CVE-2025-52239 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Which versions of Zkeacms are affected by CVE-2025-52239?

Organizations using ZKEACMS face critical risk from CVE-2025-52239, a unrestricted file upload vulnerability rated CVSS 9.8.

How to fix or mitigate CVE-2025-52239?

Within 7 days: Identify all affected systems running ZKEACMS and apply vendor patches promptly. Review file handling controls and restrict upload directories.

Zkeacms CVE-2025-52239

CRITICAL

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

2025-08-04 cve@mitre.org

RCE File Upload Zkeacms

9.8

CVSS 3.1 · Vendor: mitre

Severity by source

Vendor (mitre) PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:05 vuln.today

CVE Published

Aug 04, 2025 - 19:15 nvd

CRITICAL 9.8

DescriptionCVE.org

An arbitrary file upload vulnerability in ZKEACMS v4.1 allows attackers to execute arbitrary code via a crafted file.

AnalysisAI

An arbitrary file upload vulnerability in ZKEACMS v4.1 allows attackers to execute arbitrary code via a crafted file. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Unrestricted File Upload (CWE-434), which allows attackers to upload malicious files that can be executed on the server. An arbitrary file upload vulnerability in ZKEACMS v4.1 allows attackers to execute arbitrary code via a crafted file. Affected products include: Zkea Zkeacms.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate file types server-side, store uploads outside webroot, use random filenames, scan for malware.