CVE-2026-49049
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
ProductOllyo Helix3
PublishedJun 29, 2026
First seenJun 29, 2026
Weakness typeCWE-284Improper access control
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ollyo helix3 | 1.0 ≤ v ≤ 3.1.1 | — |
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