CVE-2026-49049
Joomla Extension - joomshaper.com - Unauthenticated access to Helix3 template ajax handler
Description
The Helix3 plugin for Joomla exposes an ajax handler task, that allows unauthenticated attackers to delete arbitrary files, write arbitrary JSON files and update template parameters.
INFO
Published Date :
June 29, 2026, 3:16 p.m.
Last Modified :
June 30, 2026, 5:18 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Remove the Helix3 Joomla plugin.
- Disable file deletion functionality.
- Restrict arbitrary file write access.
Public PoC/Exploit Available at Github
CVE-2026-49049 has a 5 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-49049.
| URL | Resource |
|---|---|
| https://www.joomshaper.com/ | Product |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-49049 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-49049
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
CVE-2026-49049 Helix3 (JoomShaper) Joomla Unauthenticated AJAX RCE Scanner
Python
None
Shell
CVE-2026-49049 - Unauthenticated File Deletion, Arbitrary Write & XSS Injection for Helix3 Joomla Extension
Read-only vulnerability scanner for CVE-2026-49049 — Helix3 Joomla plugin unauthenticated AJAX handler
helix3 joomla joomshaper pentesting python security-tools vulnerability-scanner cve-2026-49049
Python
📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.
security cve exploit poc vulnerability
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-49049 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-49049 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jun. 30, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:ollyo:helix3:*:*:*:*:*:joomla!:*:* versions from (including) 1.0 up to (including) 3.1.1 Added Reference Type Joomla! Project: https://www.joomshaper.com/ Types: Product -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 29, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N Added SSVC {'id': 'CVE-2026-49049', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'yes'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-06-29T15:27:43.202923Z'} -
New CVE Received by [email protected]
Jun. 29, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'joomshaper.com', 'product': 'Helix3 extension for Joomla', 'versions': [{'status': 'affected', 'version': '1.0-3.1.1'}], 'defaultStatus': 'unaffected'}] Added Description The Helix3 plugin for Joomla exposes an ajax handler task, that allows unauthenticated attackers to delete arbitrary files, write arbitrary JSON files and update template parameters. Added CWE CWE-284 Added Reference https://www.joomshaper.com/