Arbitrary File Upload Vulnerability in Elastic Theme Editor for WordPress
CVE-2025-12637

8.8HIGH

Key Information:

Vendor

WordPress
Status
Elastic Theme Editor
Vendor
CVE Published:
11 November 2025

What is CVE-2025-12637?

The Elastic Theme Editor plugin for WordPress contains a significant security flaw that enables authenticated users with Subscriber-level access and higher to upload arbitrary files. This vulnerability stems from a dynamic code generation in the process_theme function, resulting in a potential avenue for remote code execution on the server hosting the affected site. The flaw impacts all versions of the plugin up to and including 0.0.3, underscoring the urgent need for users to take action to secure their installations.

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Deploy the Patch

Affected Version(s)

Elastic Theme Editor * <= 0.0.3

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/elastic-theme-...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Kenneth Dunn
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