CVE-2026-57827

critical · 10

A public exploit / detection template exists

Weaponised detection is publicly available, which meaningfully raises real-world risk regardless of CVSS. nuclei-templates →

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

2.3%

EPSS (exploit prob.)

83rd

EPSS percentile

2026-07-11

Published

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:Red

Weaknesses

CWE-434

Affected products

Vendor	Product	Affected versions
rsjoomla	rsfiles!	< 1.17.12

Check a specific version with /api/v1/cve/match.

References

https://mysites.guru/blog/rsfiles-unauthenticated-file-upload-rce/
https://www.rsjoomla.com/joomla-extensions/joomla-download-manager.html

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-57827