Vulnerability Intelligence Report
Joomla Extension - icagenda.com - Remote Code Execution in iCaganda extension for Joomla < 4.0.8/3.9.15
CVE-2026-48939
A 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.
CISA KEV
Nuclei Template
SSVC: Active Exploitation
Automatable
CVSS Base Score
10.0
CRITICAL
EPSS Probability:82.50%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-434 ↗CWE-434: Unrestricted Upload of File with Dangerous Type
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| icagenda.com | iCagenda extension for Joomla | 3.2.1-4.0.7 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
CISA KEV
ACTIVE IN CATALOG
Nuclei Template
SCANNER AVAILABLE
EPSS Score
82.501%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Joomla! Project · Vendor · USA |
| Reserved | 2026-05-26T16:47:13 |
| Published | 2026-06-20T11:56:50 |
| Last Updated | 2026-08-12T13:58:34 |
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