Vearch 3.5.2 through 3.5.9 Incorrect Authorization via Role.HasPermissionForResources

{
  "id": "84343dace279dc12fec359965e1cd43e26c427484288fbcb03d585946933424e",
  "url": "https://osv.dev/vulnerability/CVE-2026-108746",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Vearch 3.5.2 through 3.5.9 Incorrect Authorization via Role.HasPermissionForResources",
    "summary": "Vearch 3.5.2 through 3.5.9 contains an incorrect authorization vulnerability in Role.HasPermissionForResources that ignores stored ReadOnly or None privilege levels for resources listed in a role. Authenticated non-root users can upsert and delete documents with read-only access, or call PUT /roles to grant their role WriteRead privileges, escalating toward cluster administrator access.",
    "evidence": "osv:CVE-2026-108746",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-108746",
      "aliases": [
        "CVE-2026-108746"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/vearch/vearch",
              "type": "GIT",
              "events": [
                {
                  "introduced": "f549c9e7a4799c612a74fa8932611f29f72410bf"
                },
                {
                  "last_affected": "2de82d191fe3d775ab5b14855905de6c1d21cbfc"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "3.5.2"
                      },
                      {
                        "last_affected": "3.5.9"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  },
                  {
                    "range": [
                      {
                        "introduced": "3.5.2"
                      },
                      {
                        "last_affected": "3.5.9"
                      }
                    ],
                    "source": "DESCRIPTION"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v3.5.9",
            "v3.5.8",
            "v3.5.7",
            "v3.5.6",
            "v3.5.5",
            "v3.5.4",
            "v3.5.3",
            "v3.5.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-108746.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:51.530892047Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108746.json",
        "https://hackmd.io/@haind/vearch-rbac-privilege-level-ignored-authz-bypass",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-108746",
        "https://www.vulncheck.com/advisories/vearch-3.5.2-through-3.5.9-incorrect-authorization-via-role-haspermissionforresources",
        "https://github.com/vearch/vearch",
        "https://github.com/vearch/vearch/blob/bae78b189ff0ab1d8ac659c6acaeeb5f630db33f/internal/entity/user.go#L300-L313",
        "https://github.com/vearch/vearch/blob/bae78b189ff0ab1d8ac659c6acaeeb5f630db33f/internal/master/services/role_service.go#L180-L229"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-863"
        ],
        "cna_assigner": "VulnCheck",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/108xxx/CVE-2026-108746.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-108746",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 520410,
  "published_at": "2026-10-11T12:19:48.014+00:00"
}