CVE-2026-54893

URL path injection in the Microsoft Graph adapter of Swoosh. Swoosh.Adapters.MsGraph builds its Microsoft Graph API request URL by interpolating the sender's email address into the URL path /users/from/sendMail without percent-encoding or validation. In applications that derive the from address...

EEF-CVE-2026-54893 Email-derived URL path injection in the Swoosh Microsoft Graph adapter

Summary URL path injection in the Microsoft Graph adapter of Swoosh. Swoosh.Adapters.MsGraph builds its Microsoft Graph API request URL by interpolating the sender's email address into the URL path /users/from/sendMail without percent-encoding or validation. In applications that derive the from...