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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.icagenda.com/	Product
https://github.com/Polosss/By-Poloss..-..CVE-2026-48939	Exploit Third Party Advisory
https://mysites.guru/blog/icagenda-zero-day-file-upload-rce/	Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48939	US Government Resource
https://www.icagenda.com/docs/changelog/icagenda-3-9-15	Release Notes
https://www.icagenda.com/docs/changelog/icagenda-4-0-8	Release Notes

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:joomlic:icagenda:::::-:joomla\!::
	cpe:2.3:a:joomlic:icagenda:::::-:joomla\!::

History

25 Oct 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad en la extensión iCagenda para Joomla permite la carga de archivos arbitrarios en la función de adjuntar archivos, lo que finalmente resulta en la carga y ejecución de código PHP.

Information

Published : 2026-06-20 13:16

Updated : 2026-10-25 23:10

NVD link : CVE-2026-48939

Mitre link : CVE-2026-48939

CVE.ORG link : CVE-2026-48939

JSON object : View

Products Affected

joomlic

icagenda

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

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