jupyter-base-notebook — security advisory

{
  "id": "49aacf1f2b5e55da61e6943c7d99b5ada7dd4d8b314ff041c0e4a68838ba0e42",
  "url": "https://osv.dev/vulnerability/CGA-j6vj-jw34-46wm",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-j6vj-jw34-46wm",
    "summary": "CGA-j6vj-jw34-46wm",
    "evidence": "osv:CGA-j6vj-jw34-46wm",
    "products": [
      {
        "name": {
          "value": "jupyter-base-notebook",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "7.6.3-r2",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "jupyter-base-notebook",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "7.6.3-r2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CGA-j6vj-jw34-46wm",
      "aliases": [
        "CGA-j6vj-jw34-46wm"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "7.6.3-r2"
                }
              ]
            }
          ],
          "package": {
            "name": "jupyter-base-notebook",
            "purl": "pkg:apk/chainguard/jupyter-base-notebook?arch=aarch64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-j6vj-jw34-46wm.json"
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "brace-expansion",
                "component_purl": "pkg:npm/brace-expansion@2.0.1",
                "component_type": "npm",
                "component_version": "2.0.1",
                "component_location": "/usr/lib/python3.12/site-packages/jupyterlab/staging/yarn.lock",
                "latest_event_status": "fixed",
                "latest_event_timestamp": "2026-10-07T10:57:53Z"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "7.6.3-r2"
                }
              ]
            }
          ],
          "package": {
            "name": "jupyter-base-notebook",
            "purl": "pkg:apk/wolfi/jupyter-base-notebook?arch=aarch64",
            "ecosystem": "Wolfi"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-j6vj-jw34-46wm.json"
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "brace-expansion",
                "component_purl": "pkg:npm/brace-expansion@2.0.1",
                "component_type": "npm",
                "component_version": "2.0.1",
                "component_location": "/usr/lib/python3.12/site-packages/jupyterlab/staging/yarn.lock",
                "latest_event_status": "fixed",
                "latest_event_timestamp": "2026-10-07T10:57:53Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-07T17:01:15.932748977Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-33750",
        "GHSA-f886-m6hf-6m8v"
      ],
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/33xxx/CVE-2026-33750.json",
        "https://github.com/juliangruber/brace-expansion/blob/daa71bcb4a30a2df9bcb7f7b8daaf2ab30e5794a/src/index.ts#L107-L113",
        "https://github.com/juliangruber/brace-expansion/blob/daa71bcb4a30a2df9bcb7f7b8daaf2ab30e5794a/src/index.ts#L184",
        "https://github.com/juliangruber/brace-expansion/commit/311ac0d54994158c0a384e286a7d6cbb17ee8ed5",
        "https://github.com/juliangruber/brace-expansion/commit/7fd684f89fdde3549563d0a6522226a9189472a2",
        "https://github.com/juliangruber/brace-expansion/commit/b9cacd9e55e7a1fa588fe4b7bb1159d52f1d902a",
        "https://github.com/juliangruber/brace-expansion/issues/98",
        "https://github.com/juliangruber/brace-expansion/pull/95",
        "https://github.com/juliangruber/brace-expansion/pull/96",
        "https://github.com/juliangruber/brace-expansion/pull/97",
        "https://github.com/juliangruber/brace-expansion/security/advisories/GHSA-f886-m6hf-6m8v",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-33750"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-33750",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 95821,
  "published_at": "2026-07-10T21:48:07+00:00"
}