CVE-2026-57827
Critical
Description
Joomla Extension - rsjoomla.com - Unauthenticated file upload in RSFiles component < 1.17.12 - The Joomla extension RSFiles is vulnerable to an unauthenticated arbitrary file upload that allows uploading executable files and leads to full RCE.
SeverityCritical
CVSS9.8
Exploit probability—
ProductRsjoomla Rsfiles\!
PublishedJul 11, 2026
First seenJul 11, 2026
Weakness typeCWE-434Unrestricted upload of dangerous file type
How to fix
Update
- rsjoomla rsfiles\!1.17.12 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| rsjoomla rsfiles\! | v < 1.17.12 | 1.17.12 |
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