CVE-2026-57827 | Joomla Extension - rsjoomla.com - Unauthenticated file uploa… | CVSS 10.0 CRITICAL

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.

Metadata

CVE ID: CVE-2026-57827
State: PUBLISHED
Assigner: Joomla
Reserved: 2026-06-25 16:55 UTC
Published: 2026-07-11 09:29 UTC
Last updated: 2026-07-23 15:01 UTC
Primary CWE: CWE-434
CWE-434: Unrestricted Upload of File with Dangerous Type
Vendor / Product: rsjoomla.com / rsjoomla.com RSFiles extension for Joomla
Sources: cve.org · NVD

Severity & Metrics

10.0 CRITICAL 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/AU:Y/U:Red

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
rsjoomla.com	rsjoomla.com RSFiles extension for Joomla	—	1.0-1.17.11

Weakness (CWE)

CWE	Source	Description
CWE-434	cna	CWE-434: Unrestricted Upload of File with Dangerous Type

CVSS scores (1)

Score	Severity	Version	Source	Vector
10.0	CRITICAL	4.0	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

References (2)