Summary

When an user tries to like a page, using the Like link provided in the notification email of any kind of action, they get a 403 permission denied error.

Steps to Reproduce

1. Click the "like" link from an email notification

Expected Results

1. The link will bring us to the corresponding page and "liked" the content

Actual Results

Getting 403 error

The following appears in the atlassian-confluence.log

2016-10-21 02:04:24,928 WARN [http-nio-8080-exec-13] [com.opensymphony.xwork.DefaultActionInvocation] executeResult No result defined for action com.atlassian.confluence.plugins.like.actions.LikeAction and result input
 -- url: /plugins/likes/like.action | traceId: 20fed524d2763d2c | userName: xxxxxxxxx | action: like

Notes

This issue is observed so far in:

• Server - 5.10.3
• Server - 5.10.4
• Cloud - 1000.536.0

This issue is not observed so far in:

• Server - 6.0.1
• Server - 5.10.8.