Gitea: Private org member list leaked via /members API endpoint — incomplete fix for PR #38145

PR 38145 fixed ListPublicMembers and IsPublicMember but missed ListMembers. Any authenticated user can enumerate ALL members not just public ones of a private organization...

CVE-2026-53947 Ghost: Member existence leak via magic link sign-in response

Ghost is a Node.js content management system. From 5.18.0 until 6.21.1, a discrepancy in responses from the members signin endpoints made it possible for an unauthenticated attacker to determine whether a given email address belongs to a registered member of a Ghost site. This vulnerability is...