CVE-2026-57827
Joomla Extension - rsjoomla.com - Unauthenticated file upload in RSFiles component < 1.17.12
- Published
- Jul 11, 2026
- Updated
- Aug 12, 2026
- Assigning CNA
- Joomla
- Evidence observed
- Aug 6, 2026
Primary CVSS
nvd · CVSS 4.0
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:X/RE:X/U:RedLow · next 30 days
- Percentile
- 82.6%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
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.
Sources
4- CVE-2026-57827Exploit
Demonstrate the unauthenticated remote code execution vulnerability in the RSFiles! Joomla component through an arbitrary file upload.
- rsfiles-CVE-2026-57827Exploit
Unauthenticated File Upload → RCE PoC for CVE-2026-57827 (RSFiles! Joomla < 1.17.12). Authorized security research use only.
- CVE-2026-57827Exploit
CVE-2026-57827 — RSFiles! Joomla Component Unauthenticated File Upload RCE. Split-controller upload bypass. CVSS 9.8 | CWE-434 | com_rsfiles < 1.17.12
Responsible use
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