Incorrect Ownership Assignment

Overview Affected versions of this package are vulnerable to Incorrect Ownership Assignment through improper validation of the defaultGroup ID after group access revocation. An attacker can gain unauthorized access to group collections and perform full CRUD operations by omitting the X-Tenant...

CVE-2026-40196 HomeBox has Unauthorized API Access via Retained defaultGroup ID After Group Access Revocation

HomeBox is a home inventory and organization system. Versions prior to 0.25.0 contain a vulnerability where the defaultGroup ID remained permanently assigned to a user after being invited to a group, even after their access to that group was revoked. While the web interface correctly enforced the...