CVE-2026-48939

CRITICAL

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 v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 6/20/2026Modified: 7/11/2026

Related Intelligence (0)

No articles currently reference this CVE.

References (6)

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