{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "4.0.0"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "aad0370db9fd5c22064a673c9602fc48314eb6f4"
            },
            {
              "fixed": "a4489456b6f65281e172380cc4826cee5e851dbb"
            }
          ],
          "repo": "https://github.com/paramiko/paramiko",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "mitre",
    "cwe_ids": [
      "CWE-327"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44405.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "fixed": "a4489456b6f65281e172380cc4826cee5e851dbb"
          }
        ],
        "source": "AFFECTED_FIELD"
      },
      {
        "extracted_events": [
          {
            "fixed": "a4489456b6f65281e172380cc4826cee5e851dbb"
          }
        ],
        "source": "CPE_FIELD"
      },
      {
        "extracted_events": [
          {
            "fixed": "a448945"
          }
        ],
        "source": "DESCRIPTION"
      }
    ]
  },
  "details": "In Paramiko through 4.0.0 before a448945, rsakey.py allows the SHA-1 algorithm.",
  "id": "CVE-2026-44405",
  "modified": "2026-07-27T03:56:26.616144906Z",
  "published": "2026-05-05T23:50:52.811Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://ostif.org/wp-content/uploads/2026/05/25-11-2415-REP_paramiko-security-audit_v1.1.pdf"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44405.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-44405"
    },
    {
      "type": "FIX",
      "url": "https://github.com/paramiko/paramiko/commit/a4489456b6f65281e172380cc4826cee5e851dbb"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}