VULNERABILITY INTELLIGENCE

CVE-2026-21628

CVSS score9.8 CRITICAL
EPSS probability0.54%
CISA KEVNot currently listed
Published2026-03-05
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

A improperly secured file management feature allows uploads of dangerous data types for unauthenticated users, leading to remote code execution.

Weakness classification

  • security@joomla.org: CWE-434

Primary references