From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.12) Gecko/20050923 Epiphany/1.6.5
Description of problem:
There is no obvious way to change the Master password in epiphany.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
Looks like you filed this upstream already (thanks).