Multiple XXS and DOS vulnerabilities in Apache Wicket 6 

Issue date: 26-04-2018
Affects versions: 11.2, 10.2

Issue ID: SECURITY-53

Affected Product Version(s)
These vulnerabilities affects all versions of both CMS and delivery applications based on Hippo CMS prior to 11.2.7 and 10.2.11.

Severity 

medium

Description

3 vulnerabilities have been reported against the Apache Wicket library, which allow various attacks, including cross-site scripting and denial of service. Customers may also be vulnerable in other ways via use of these libraries in their own code. 

See CVE-2015-5347, CVE-2015-7520, CVE-2016-6793

The affected Apache Wicket library has been updated from 6.19.0 to 6.26.0 in CMS maintenance versions 10.2.11 and 11.2.7.

Instructions

Every CMS customer is strongly advised to upgrade as soon as possible to the latest CMS maintenance release as indicated above, or higher.

Because the upgrade for these CMS maintenance versions may require some additonal steps and verification, specific upgrade documentation is available to our customers for upgrading to version 10.2.11 or to 11.2.7 (login required).