{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "python",
        "purl": "pkg:bitnami/python"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.11.18"
            },
            {
              "introduced": "3.12.0"
            },
            {
              "fixed": "3.12.16"
            },
            {
              "introduced": "3.13.0"
            },
            {
              "fixed": "3.13.18"
            },
            {
              "introduced": "3.14.0"
            },
            {
              "fixed": "3.14.10"
            },
            {
              "introduced": "3.15.0"
            },
            {
              "fixed": "3.15.2"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
          "type": "CVSS_V4"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-115557"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*"
    ],
    "severity": "Critical"
  },
  "details": "Python has added a denylist for known compromised certificates to the \"ssl\" module to ensure user safety even without certificate revocation configured. Known compromised certificates will automatically be rejected regardless of the SSLContext policy configuration.",
  "id": "BIT-python-2026-115557",
  "modified": "2026-10-30T15:59:08.834Z",
  "published": "2026-10-30T15:37:30.494Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/10/20/29"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/10/24/5"
    },
    {
      "type": "WEB",
      "url": "https://emudhra.we-have-a-problem.com/"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/21a50891ab4be2e9955239e625ae2b40c6b1854d"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/36cd295f32fc9ba19399e01abee91231440a41dd"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/48d9b2712cd52206c7a5882d0fdca4863ed65e93"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/7dd8b4736a1419750b94a388e6d158be15836fe6"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/98f0e4ed349f370dc8a00366da1a9797e11c9ed5"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/a17d9ef549008133eadf20689b1f4787902efe5b"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/af52b41afa4330fb38583db553631baa2f122f90"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/c7fd7edf7e0d122a3973cf676fae21b6aaa650a8"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/e2a9dd97ef9571c710ac0afaa834c8879aebce78"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/e4500d8a437ee5b988a5410cb9b59d177aa01370"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/e4f63e65a93cf44c14274aa987e644b8c003625e"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/commit/e9bf2cf84eebf838a1edaa1c648c2b36345b99d3"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/issues/160040"
    },
    {
      "type": "WEB",
      "url": "https://github.com/python/cpython/pull/160042"
    },
    {
      "type": "WEB",
      "url": "https://mail.python.org/archives/list/security-announce@python.org/thread/FNAJMZV6XQYLVPABNINDMF3VF66AYLW4/"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-115557"
    }
  ],
  "schema_version": "1.6.2",
  "summary": "Distrust compromised intermediate certificates in ssl module"
}