CVE-2026-65891: CWE-20 – Improper Input Validation in joomlacontenteditor.net Joomla Content Editor (JCE) extension for Joomla
Joomla Extension - joomlacontenteditor.net - Creation of hidden files and unintended file overwrite via rename function in Joomla Content Editor (JCE) < 2.20.2 - Improper input validation in the file rename functionality allowed an authenticated user with file management permissions to rename files to otherwise invalid names, resulting in the creation of hidden files. The issue also allowed existing files at the destination path to be unintentionally replaced.
CVE-2026-65891: CWE-20 – Improper Input Validation in joomlacontenteditor.net Joomla Content Editor (JCE) extension for Joomla
Description
Joomla Extension - joomlacontenteditor.net - Creation of hidden files and unintended file overwrite via rename function in Joomla Content Editor (JCE) < 2.20.2 - Improper input validation in the file rename functionality allowed an authenticated user with file management permissions to rename files to otherwise invalid names, resulting in the creation of hidden files. The issue also allowed existing files at the destination path to be unintentionally replaced.
Affected software
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Joomla
- Date Reserved
- 2026-07-23T09:31:17.506Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a69fea19c2644c7f88f56cf
Added to database: 07/29/2026, 13:22:41 UTC
Last updated: 07/29/2026, 13:22:41 UTC
Views: 1
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