vulnerability

Apache Struts: S2-066 (CVE-2023-50164): Security updates available for Apache Struts

Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
Dec 8, 2023
Added
Dec 8, 2023
Modified
Mar 27, 2026

Description

An attacker can manipulate file upload params to enable paths traversal and under some circumstances this can lead to uploading a malicious file which can be used to perform Remote Code Execution.
Users are recommended to upgrade to versions Struts 2.5.33 or Struts 6.3.0.2 or greater to fix this issue.

Solutions

apache-struts-upgrade-2_5_33apache-struts-upgrade-6_3_0_2
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.