VULNERABILITY INTELLIGENCE

CVE-2020-20979

CVSS score9.8 CRITICAL
EPSS probability1.60%
CISA KEVNot currently listed
Published2021-08-12
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

An arbitrary file upload vulnerability in the move_uploaded_file() function of LJCMS v4.3 allows attackers to execute arbitrary code.

Weakness classification

  • nvd@nist.gov: CWE-434

Primary references