Plane: Cross-workspace asset authorization bypass lets any authenticated user read, copy, delete, and overwrite assets in other Plane workspaces

{
  "id": "6e78ba19734d0133fda8ee74f5fe1e937ff0411ca9a6558aa48bc8fcd25fba64",
  "url": "https://osv.dev/vulnerability/CVE-2026-46558",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Plane: Cross-workspace asset authorization bypass lets any authenticated user read, copy, delete, and overwrite assets in other Plane workspaces",
    "summary": "Plane is an open-source project management tool. Prior to version 1.3.1, there is a cross-workspace asset authorization bypass lets any authenticated user read, copy, delete, and overwrite assets in other Plane workspaces. This issue has been patched in version 1.3.1.",
    "evidence": "osv:CVE-2026-46558",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-46558",
      "aliases": [
        "CVE-2026-46558",
        "GHSA-qw87-v5w3-6vxx"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/makeplane/plane",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "d0a4adc55bb1fa5b8c221c0c680b992d2677e9c5"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.3.1"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "fixed": "d0a4adc55bb1fa5b8c221c0c680b992d2677e9c5"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v1.3.1"
                  },
                  {
                    "cpe": "cpe:2.3:a:plane:plane:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.3.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v1.3.0",
            "v0.24.0",
            "v0.23.1",
            "v0.23.0",
            "v0.22-dev",
            "v0.21-dev",
            "v0.20-dev",
            "v0.19-dev",
            "v0.18-dev",
            "v0.17-dev",
            "v0.16-dev",
            "v0.15.4-dev",
            "v0.15.3-hotfix",
            "v0.15.2-dev",
            "v0.15.1-dev",
            "v0.15-dev",
            "v0.14.2-dev",
            "v0.14.1-dev",
            "v0.14-dev",
            "v0.13.2-dev",
            "v0.13.1-dev",
            "v0.13-dev",
            "v0.12.2-dev",
            "v0.12.1-dev",
            "v0.12-dev",
            "v0.11-dev",
            "v0.10-dev",
            "v0.9-dev",
            "v0.8-dev",
            "v0.7.1-dev",
            "v0.7-dev",
            "v0.6-dev",
            "v0.5-dev",
            "v0.4-dev",
            "v0.3.1-dev",
            "v0.1-dev"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-46558.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:49.720919768Z",
      "provider": "osv",
      "references": [
        "https://github.com/makeplane/plane/releases/tag/v1.3.1",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46558.json",
        "https://github.com/makeplane/plane/security/advisories/GHSA-qw87-v5w3-6vxx",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-46558"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-639",
          "CWE-862"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46558.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-46558",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 517966,
  "published_at": "2026-06-10T15:42:06.174+00:00"
}