@eoghan can't see tasks like T335835. But he should be able to see them because he works in SRE and in the subteam that deals with Phabricator itself.
This task is to fix group memberships. It seems like it's about being added to the "acl*security" group.
But let's also check WMF-NDA and other SRE groups.
@eoghan We are following https://www.mediawiki.org/wiki/Security/SOP/Access_to_Phabricator_Security_Issues
cc: @Muehlenhoff