CVE-2026-48939 | A vulnerability in the iCagenda extension for Joomla allows … | CVSS 10.0 CRITICAL

Description

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.

Metadata

CVE ID: CVE-2026-48939
State: PUBLISHED
Assigner: Joomla
Reserved: 2026-05-26 16:47 UTC
Published: 2026-06-20 11:56 UTC
Last updated: 2026-06-20 11:56 UTC
Primary CWE: CWE-284
CWE-284 Improper Access Control
Vendor / Product: icagenda.com / iCagenda 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

Affected products (1)

Vendor	Product	Platform	Versions
icagenda.com	iCagenda extension for Joomla	—	1.0.0-3.9.14, 4.0.0-4.0.7

Weakness (CWE)

CWE	Source	Description
CWE-284	cna	CWE-284 Improper Access Control

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 (1)

https://www.icagenda.com/