Automattic: Authentication & Registration Bypass in Newspack Extended Access

The Newspack Extended Access plugin omitted to verify JWT signing on the registration and login JSON endpoint. This permitted registration of accounts with arbitrary user-supplied details, and authentication bypass and account hijack if a target account email was known...

Automattic: Authentication & Registration Bypass in Newspack Extended Access

The Newspack Extended Access plugin failed to validate the JWT signing on the registration and login JSON endpoint. This allowed for the registration of accounts with arbitrary user-supplied details and authentication bypass if a target account email was known...