[CONFSERVER-10164] XSS vulnerability in recently updated and configure RSS feed actions

Type: Bug
Resolution: Fixed
Priority: Medium
Fix Version/s: 2.7
Affects Version/s: 2.5.7, 2.6.2, 2.7
Component/s: None
Labels:
- affects-server
- security
Environment:

Tomcat 5.5
jdk 1.5.0_11
Linux 2.6.9-42.ELsmp

Bug Fix Policy:
View Atlassian Server bug fix policy

Our eSecurity team has identified a Cross Site Scripting issue with the confluence server as follows:
Arbirtatry javascript can be injected in the following cases which can lead to escalated or invalid privileges being granted to an unauthorized user:

1) http://www.anyhost.com/confluence/pages/recentlyupdated.action?key=BE&%3E%27%22%3E%3Cscript%3Ealert%2856517%29%3C%2Fscript%3E=123
This issue has been resolved in version 2.5.8 onwards. The rest of this report refers to the following issue.

2) http://www.anyhost.com/confluence/dashboard/configurerssfeed.action/?>'"><script>alert("esec%20XSS%20attack")</script>

We would like a patch to be created for these issues if they can not be resolved with a setting or configuration.