CVE-2026-57827CWE-434

Joomla Extension - rsjoomla.com - Unauthenticated file upload in RSFiles component < 1.17.12

Critical · published July 11, 2026

CVSS v4.0
10.0
EPSS
2%
Percentile
83.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
10.0 · CRITICAL
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/U:Red
EPSS
0.02328 · 83.4th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2026-07-11T09:29Z
EPSS history
Timeline
  • 11 JUL 09:29Z
    Joomla Extension - rsjoomla.com - Unauthenticated file upload in RSFiles component < 1.17.12
    cvelistv5