{
  "published": "2026-05-15T01:26:49Z",
  "modified": "2026-05-22T20:22:46Z",
  "schema_version": "1.7.5",
  "id": "CGA-wrw8-2x8v-99gh",
  "severity": [
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"
    }
  ],
  "upstream": [
    "CVE-2026-45076",
    "GHSA-6qf2-7x63-mm6v"
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/45xxx/CVE-2026-45076.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/element-hq/synapse/security/advisories/GHSA-6qf2-7x63-mm6v"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45076"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Chainguard",
        "name": "synapse",
        "purl": "pkg:apk/chainguard/synapse?arch=x86_64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.153.0-r0"
            }
          ]
        }
      ],
      "ecosystem_specific": {
        "components": [
          {
            "component_name": "matrix-synapse",
            "component_version": "1.151.0",
            "component_type": "python",
            "component_location": "/opt/synapse/lib/python3.13/site-packages/matrix_synapse-1.151.0.dist-info/METADATA",
            "component_purl": "pkg:pypi/matrix-synapse@1.151.0",
            "latest_event_status": "fixed",
            "latest_event_timestamp": "2026-05-22T20:22:46Z"
          }
        ]
      }
    }
  ]
}