Answer in brief
CVE-2026-57827 records a Critical severity (CVSS 10.0) vulnerability in Joomla Extension - rsjoomla.com - Unauthenticated file upload in RSFiles component < 1.17.12. The current sources do not mark it as known exploited. The current feed maps rsjoomla.com/rsjoomla.com RSFiles extension for Joomla (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 10.0. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps rsjoomla.com/rsjoomla.com RSFiles extension for Joomla (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| rsjoomla.com/rsjoomla.com RSFiles extension for Joomlageneric | 1.0-1.17.11 | Not reported |
Published upstream
Jul 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 12, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 13, 2026
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.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-57827 records a Critical severity (CVSS 10.0) vulnerability in Joomla Extension - rsjoomla.com - Unauthenticated file upload in RSFiles component < 1.17.12. The current sources do not mark it as known exploited. The current feed maps rsjoomla.com/rsjoomla.com RSFiles extension for Joomla (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 10.0. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps rsjoomla.com/rsjoomla.com RSFiles extension for Joomla (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| rsjoomla.com/rsjoomla.com RSFiles extension for Joomlageneric | 1.0-1.17.11 | Not reported |
Published upstream
Jul 11, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 12, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jul 13, 2026
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.
Quoted source text, attributed separately from HOL analysis.