High severity8.8NVD Advisory· Published Dec 5, 2025· Updated Apr 15, 2026

CVE-2025-12181

Description

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. CVE-2025-67910 is likely a duplicate of this.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

WordPress/Contentstudioreferences
Package: https://wordpress.org/plugins/contentstudio
Contentstudio/Contentstudiollm-fuzzy
Range: <=1.3.7

Patches

Vulnerability mechanics

References

plugins.trac.wordpress.org/changeset/3412182/nvd
wordpress.org/plugins/contentstudio/nvd
www.wordfence.com/threat-intel/vulnerabilities/id/5b92b0a4-7ebf-43b3-837b-ad710e5e35ffnvd

News mentions

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