CVE-2026-65891

Published Jul 29, 2026

Last updated 21 days ago

Overview

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.
Source
security@joomla.org
NVD status
Analyzed
Products
jce

Risk scores

CVSS 3.1

Type
Secondary
Base score
6.5
Impact score
3.6
Exploitability score
2.8
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Severity
MEDIUM

Weaknesses

security@joomla.org
CWE-20

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.