Velocity engine core vulnerability (CVE-2020-13936) 

Issue date: 06-07-2021
Affects versions: 14.5, 13.4, 12.6

Security Issue ID

SECURITY-217

 

Affected Product Version(s)

14.5.1, 12.6.15, 13.4.8 and previous releases.

Severity 

medium

Description

 

 

 

CVE-2020-13936 

An attacker that is able to modify Velocity templates may execute arbitrary Java code or run arbitrary system commands with the same privileges as the account running the Servlet container. This applies to applications that allow untrusted users to upload/modify velocity templates running Apache Velocity Engine versions up to 2.2.

The Apache Velocity dependency has been updated in 14.5.2, 13.4.9 and 12.6.16.

Instructions

Customers using the 12.x, 13.x and 14.x major versions are recommended to upgrade to the latest version in that series.