Arbitrary file upload in Piotnet Forms
CVE-2023-6220
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, 1.0.28. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
Vulnerability class: Unrestricted File Upload
EPSS: 0.014 (69.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Piotnet Piotnet_forms
- Piotnetdotcom Piotnet Forms — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@wordfence.com (Third Party Advisory)
- security@wordfence.com (Issue Tracking)
- security@wordfence.com
Frequently asked questions
- What is CVE-2023-6220?
- CVE-2023-6220 is a high-severity vulnerability in Piotnet Forms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.1/10. Published 2024-01-11.
- How severe is CVE-2023-6220?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2023-6220 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.