CVEs / CVE-2026-57827
CVE-2026-57827: rsjoomla.com rsjoomla.com RSFiles extension for Joomla vulnerability
- critical 9.8 CVSS 3.1 (NVD)
- EPSS 16.8% chance of exploitation in the next 30 days, higher than 97% of CVEs (8 Nov 2026)
- Last changed at its sources
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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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| rsjoomla.com rsjoomla.com RSFiles extension for Joomla | 1.0-1.17.11 | — |
Exploitation
Not in the CISA Known Exploited Vulnerabilities catalog as of 6 Nov 2026.
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-434 |
References
- CVE-2026-57827 on NVD
- https://mysites.guru/blog/rsfiles-unauthenticated-file-upload-rce/ Exploit, Third Party Advisory
- https://www.rsjoomla.com/joomla-extensions/joomla-download-manager.html Product
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.