Answer in brief
CVE-2026-48939 records a Critical severity (CVSS 10.0) vulnerability in Joomla Extension - icagenda.com - Remote Code Execution in iCaganda extension for Joomla < 4.0.8/3.9.15. The current sources mark it as known exploited. The current feed maps icagenda.com/iCagenda 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. Known-exploitation status makes exposure review time-sensitive. 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 icagenda.com/iCagenda extension for Joomla (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| icagenda.com/iCagenda extension for Joomlageneric | 3.2.1-4.0.7 | Not reported |
Published upstream
Jun 20, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 13, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 20, 2026
Added to CISA KEV
Jul 10, 2026
Evidence: source:kev:kev:kev:recordA vulnerability in the iCagenda extension for Joomla allows the upload of arbitrary files in the file attachment feature, ultimately resulting in PHP code upload and execution.
Quoted source text, attributed separately from HOL analysis.
Answer in brief
CVE-2026-48939 records a Critical severity (CVSS 10.0) vulnerability in Joomla Extension - icagenda.com - Remote Code Execution in iCaganda extension for Joomla < 4.0.8/3.9.15. The current sources mark it as known exploited. The current feed maps icagenda.com/iCagenda 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. Known-exploitation status makes exposure review time-sensitive. 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 icagenda.com/iCagenda extension for Joomla (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| icagenda.com/iCagenda extension for Joomlageneric | 3.2.1-4.0.7 | Not reported |
Published upstream
Jun 20, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Jul 13, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Jun 20, 2026
Added to CISA KEV
Jul 10, 2026
Evidence: source:kev:kev:kev:recordA vulnerability in the iCagenda extension for Joomla allows the upload of arbitrary files in the file attachment feature, ultimately resulting in PHP code upload and execution.
Quoted source text, attributed separately from HOL analysis.