The PHP Security Consortium has posted two SecurityFocus newsletters - one new one (Issue #313) and a catch up issue (#306).

Software with issues listed in #306 include: Mambo, Xoops, PHP-Fusion, PHPBB, OSTicket, RaXnet, and WebCalendar.

In issue #313, the software listed includes: Land Down Under, Coppermine, PostNuke, SaveWebPortal, Gallery, YaPig, and PhotoPost.

Be sure to keep checking the summaries on each release to make sure that any of the applications you're running aren't at risk...