Critical 10.0Published Jul 11, 2026

CVE-2026-57827Joomla Extension - rsjoomla.com - Unauthenticated file upload in RSFiles component < 1.17.12

Updated under an hour ago (Oct 28, 2026, 4:40 AM ET)

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It affects rsjoomla.com RSFiles extension for Joomla and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for rsjoomla.com RSFiles extension for Joomla

Exploited in the last 30 days

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.

CVSS: 10.0 CRITICAL (v4.0, CNA)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
Weakness (CWE): CWE-434
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Joomla
NVD analysis: Modified
Record last updated: Aug 12, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

rsjoomla.com rsjoomla.com RSFiles extension for Joomla rsjoomla.com:rsfiles_extension_for_joomla (from the name)	1.0-1.17.11	CNA record
rsjoomla rsfiles! rsjoomla:rsfiles!	before 1.17.12	NVD

References

References

https://www.rsjoomla.com/joomla-extensions/joomla-download-manager.html	product
https://mysites.guru/blog/rsfiles-unauthenticated-file-upload-rce/	third-party-advisory, exploit

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.