CVE-2026-62382 PasswordPusher before v2.9.6 Authentication Bypass via Null Comparison

PasswordPusher versions v1.45.11 through v2.9.5 contain an improper authorization vulnerability in the push deletion logic. The ownership check compares @push.user against currentuser; for an anonymously created push both values are nil, and Ruby evaluates nil == nil as true, so the check passes...