CVE-2025-13646

Modula 2.13.1 - 2.13.2 - Authenticated (Author+) Arbitrary File Upload via Race Condition

Published: Dec 3, 2025Updated: Dec 15, 2025 Sources: CVE List NVDCWE-434

7.5HIGH

Description

The Modula Image Gallery plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'ajax_unzip_file' function in versions 2.13.1 to 2.13.2. This makes it possible for authenticated attackers, with Author-level access and above, to upload arbitrary files with race condition on the affected site's server which may make remote code execution possible.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:HAttack Complexity

High

PR:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-434

Affected Products

wpchill

commercialaka wp chill

Image Gallery – Photo Grid & Video GalleryOn-premCMS Plugin

Web & CMS Plugins / wordpress-plugin

modula image galleryOn-premCMS Plugin

Web & CMS Plugins / wordpress-plugin

Exploitability

Official Patch Available

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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

3 techniques

Command and Control

Initial Access

Persistence

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References

https://www.wordfence.com/threat-intel/vulnerabilities/id/59ee0ca2-846d-4ae8-ad19-7c3826861aeb?source=cve

wordfence.com

https://github.com/WPChill/modula-lite/blob/master/includes/admin/class-modula-gallery-upload.php#L1103

github.com

https://plugins.trac.wordpress.org/changeset/3395701/modula-best-grid-gallery#file5

plugins.trac.wordpress.org

and 2 more references View all →

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