CVE-2026-108731
Raven 2.0.0 through 3.0.0 Missing Authorization via join_workspace Invite-Only Bypass
CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-862 |
| Vendor | the-commit-company |
| Product | raven |
| Published | Oct 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
The-Commit-Company / raven
2.0.0 ≤ 3.0.0
References
hackmd.io: https://hackmd.io/@haind03/frappe-raven-invite-only-workspace-flag-unenforced-20261010 github.com: https://github.com/The-Commit-Company/raven/blob/a732e10f9c8b2ab3446038396e3eea763da617e7/raven/permissions.py#L74-L90 github.com: https://github.com/The-Commit-Company/raven/blob/a732e10f9c8b2ab3446038396e3eea763da617e7/raven/api/workspaces.py#L58-L67 github.com: https://github.com/The-Commit-Company/raven vulncheck.com: https://www.vulncheck.com/advisories/raven-2.0.0-through-3.0.0-missing-authorization-via-join-workspace-invite-only-bypass
Credits
HaiND from the Post and Telecommunication Institute of Technology