EUVD-2025-201376Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
3DescriptionCVE.org
The ContentStudio plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the cstu_update_post() function in all versions up to, and including, 1.3.7. This makes it possible for authenticated attackers, with Author-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.
AnalysisAI
Arbitrary file upload vulnerability in the ContentStudio WordPress plugin enables remote code execution for authenticated attackers with Author-level or higher privileges. Missing file type validation in the cstu_update_post() function allows uploading of malicious files, affecting all versions up to 1.3.7. No active exploitation or public exploit code has been reported, and EPSS score is low at 0.35%.
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