{"id":"CVE-2026-108731","published":"2026-10-11T13:17:17.207","lastModified":"2026-10-16T19:18:44.867","description":"Raven 2.0.0 through 3.0.0 contains a missing authorization vulnerability that allows authenticated users to join invite-only Public workspaces by ignoring the can_only_join_via_invite setting. Attackers with the Raven User role can call the join_workspace method to become persistent members, reading and posting in Public and Open channels.","cvssScore":5.4,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","cwes":["CWE-862"],"vendors":[],"products":[],"references":[{"url":"https://github.com/The-Commit-Company/raven","tags":[]},{"url":"https://github.com/The-Commit-Company/raven/blob/a732e10f9c8b2ab3446038396e3eea763da617e7/raven/api/workspaces.py#L58-L67","tags":[]},{"url":"https://github.com/The-Commit-Company/raven/blob/a732e10f9c8b2ab3446038396e3eea763da617e7/raven/permissions.py#L74-L90","tags":[]},{"url":"https://hackmd.io/@haind03/frappe-raven-invite-only-workspace-flag-unenforced-20261010","tags":[]},{"url":"https://www.vulncheck.com/advisories/raven-2.0.0-through-3.0.0-missing-authorization-via-join-workspace-invite-only-bypass","tags":[]}],"exploitRefs":[{"url":"https://github.com/The-Commit-Company/raven","tags":[]},{"url":"https://github.com/The-Commit-Company/raven/blob/a732e10f9c8b2ab3446038396e3eea763da617e7/raven/api/workspaces.py#L58-L67","tags":[]},{"url":"https://github.com/The-Commit-Company/raven/blob/a732e10f9c8b2ab3446038396e3eea763da617e7/raven/permissions.py#L74-L90","tags":[]}],"hasPoc":true,"ai":null}