{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-57520/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-30T03:30:54.309Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-57520","@id":"https://www.cve.org/CVERecord?id=CVE-2026-57520","description":"Bitwarden Server before 2026.5.0 contains a privilege escalation vulnerability that allows authenticated Custom users with ManageUsers permission to remove Admin accounts from an organization by exploiting a missing role hierarchy check in the bulk user-remove endpoint. Attackers can supply Admin organization-user IDs in a bulk DELETE request to bypass the guard enforced on the single-user removal path, effectively removing one or more Admin accounts from an organization."},"products":[{"@id":"cpe:2.3:a:bitwarden:server:*:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:bitwarden:server:*:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"Update to a fixed version: 2026.5.0.","timestamp":"2026-06-30T03:30:54.309Z"}]}