anonhaven

CVE-2026-48907

CRITICAL CVSS 4.0: 10.0 EPSS 55.9% ACTIVE EXPLOIT
Updated Jul 23, 2026
Widgetfactorylimited

CISA Known Exploited Vulnerability (KEV)

This vulnerability is actively exploited in the wild. Immediate patching is strongly recommended.

Due Date: Jun 19, 2026

Parameter Value
CVSS 10.0 (CRITICAL)
Affected Versions before 2.9.99.5
Fixed In 2.9.99.5
Type CWE-284 (Improper Access Control)
Vendor Widgetfactorylimited
Public PoC Yes

A vulnerability in the JCE editor extension for Joomla allows the creation of new editor profiles for unauthenticated users, ultimately resulting in PHP code upload and execution.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v4.0

Weakness Type (CWE)

CWE-284 Improper Access Control

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Widgetfactorylimited Jce
cpe:2.3:a:widgetfactorylimited:jce:*:*:*:*:*:joomla\!:*:*
 — 2.9.99.5

References 3

https://www.joomlacontenteditor.net/
security@joomla.org
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026…
134c704f-9b21-4f2e-91b3-4a467353bcc0
https://www.joomlacontenteditor.net/news/jce-security-update-and-a-free-patch-f…
134c704f-9b21-4f2e-91b3-4a467353bcc0
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