{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "2.0.0"
              },
              {
                "last_affected": "3.0.0"
              },
              {
                "fixed": "3.0.0"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "DESCRIPTION"
            ]
          },
          "events": [
            {
              "introduced": "5c3a2567167ca1c411c4245b80c3bb9b8fa30c30"
            },
            {
              "fixed": "a732e10f9c8b2ab3446038396e3eea763da617e7"
            }
          ],
          "repo": "https://github.com/frappe/raven",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-862"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108731.json"
  },
  "details": "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.",
  "id": "CVE-2026-108731",
  "modified": "2026-10-14T02:30:35.287420194Z",
  "published": "2026-10-11T12:19:38.912Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108731.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://hackmd.io/@haind03/frappe-raven-invite-only-workspace-flag-unenforced-20261010"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-108731"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/raven-2.0.0-through-3.0.0-missing-authorization-via-join-workspace-invite-only-bypass"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/The-Commit-Company/raven"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/The-Commit-Company/raven/blob/a732e10f9c8b2ab3446038396e3eea763da617e7/raven/api/workspaces.py#L58-L67"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/The-Commit-Company/raven/blob/a732e10f9c8b2ab3446038396e3eea763da617e7/raven/permissions.py#L74-L90"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Raven 2.0.0 through 3.0.0 Missing Authorization via join_workspace Invite-Only Bypass"
}