CVE-2026-48939 PUBLISHED

Joomla Extension - icagenda.com - Remote Code Execution in iCaganda extension for Joomla < 4.0.8/3.9.15

Assigner: Joomla
Reserved: 26.05.2026 Published: 20.06.2026 Updated: 20.06.2026

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.

Metrics

CVSS 4.0

CVSS Vector: 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
CVSS Score: 10

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	High
Attack Complexity	Low	Integrity	High	Integrity	High
Attack Requirements	None	Availability	High	Availability	High
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	icagenda.com
Product	iCagenda extension for Joomla
Versions	Default: unaffected Version 1.0.0-3.9.14 is affected Version 4.0.0-4.0.7 is affected

Credits

Phil Taylor finder

References

https://www.icagenda.com/

Problem Types

CWE-284 Improper Access Control CWE

Impacts

CAPEC-242: Code Injection