What is the CVSS score of CVE-2023-6220?

CVE-2023-6220 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 6.3%.

Which versions of WordPress are affected by CVE-2023-6220?

Organizations using versions face notable risk from CVE-2023-6220, a unrestricted file upload vulnerability rated CVSS 8.1.

How to fix or mitigate CVE-2023-6220?

Within 30 days: Identify all affected systems running versions and apply vendor patches as part of regular patch cycle. Review file handling controls and restrict upload directories.

WordPress CVE-2023-6220

HIGH

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

2024-01-11 security@wordfence.com

File Upload WordPress RCE

8.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.1 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:34 vuln.today

CVE Published

Jan 11, 2024 - 09:15 nvd

HIGH 8.1

DescriptionCVE.org

The Piotnet Forms plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'piotnetforms_ajax_form_builder' function in versions up to, and including, 1.0.26. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

AnalysisAI

The Piotnet Forms plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'piotnetforms_ajax_form_builder' function in versions up to, and. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. 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. The Piotnet Forms plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation in the 'piotnetforms_ajax_form_builder' function in versions up to, and including, 1.0.26. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible. Affected products include: Piotnet Piotnet Forms.

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.