{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "13.0.23"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "486e27b614636b01b1beabc468efff69c3fb8a30"
            },
            {
              "fixed": "162cddae0831188d02bb8d451dc2193e197dcc57"
            },
            {
              "fixed": "b609949cf64ed6a15708d0fb5ea9c179962e23cc"
            }
          ],
          "repo": "https://github.com/haiwen/seahub",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
      "CWE-862"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56768.json"
  },
  "details": "Seahub before 13.0.23 does not enforce SHARE_LINK_LOGIN_REQUIRED on GET /api/v2.1/share-link-zip-task/, allowing unauthenticated users to bypass authentication. Attackers with a folder share-link token can call the GET endpoint to obtain a fileserver zip token and download entire shared directory trees.",
  "id": "CVE-2026-56768",
  "modified": "2026-07-15T01:49:14.781381939Z",
  "published": "2026-06-25T18:05:06.817Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/56xxx/CVE-2026-56768.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-56768"
    },
    {
      "type": "ADVISORY",
      "url": "https://plus.seafile.com/wiki/publish/seafile-wiki/v5D5/"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/seahub-authentication-bypass-in-sharelinkziptaskview-get-method"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/haiwen/seahub/issues/9050"
    },
    {
      "type": "FIX",
      "url": "https://github.com/haiwen/seahub/commit/162cddae0831188d02bb8d451dc2193e197dcc57"
    },
    {
      "type": "FIX",
      "url": "https://github.com/haiwen/seahub/commit/b609949cf64ed6a15708d0fb5ea9c179962e23cc"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/haiwen/seahub"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "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",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Seahub \u003c 13.0.23 - Authentication Bypass in ShareLinkZipTaskView GET Method"
}