The Elastic Theme Editor plugin for WordPress is vulnerable to arbitrary file uploads due to a dynamic code generation feature in the process_theme function in all versions up to, and including, 0.0.3. This makes it possible for authenticated attackers, with Subscriber-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.
Conclusion & alert: CVE-2025-12637 is rated Moderate Risk (48.3/100): CVSS High severity, with low exploitation likelihood (EPSS 0.17%).Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
Exploit prediction scoring system (EPSS) score for CVE-2025-12637
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).