{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "1.82"
              },
              {
                "fixed": "1.84"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "de42702b6cda2631e8e3ff94f8458198860b328e"
            },
            {
              "fixed": "d716d7716a452bad283323aefd88ff21eba8deef"
            },
            {
              "fixed": "d20cdb8430e09224114fec0179a71859929fcbde"
            }
          ],
          "repo": "https://github.com/bcgit/bc-java",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "bcorg",
    "cwe_ids": [
      "CWE-90"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/0xxx/CVE-2026-0636.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "1.74"
          },
          {
            "fixed": "1.80.2"
          },
          {
            "introduced": "1.81"
          },
          {
            "fixed": "1.81.1"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "Improper neutralization of special elements used in an LDAP query ('LDAP injection') vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcprov on all (prov modules).\n\n This vulnerability is associated with program files LDAPStoreHelper.\n\n\n\nThis issue affects BC-JAVA: from 1.74 before 1.80.2, from 1.81 before 1.81.1, from 1.82 before 1.84.",
  "id": "CVE-2026-0636",
  "modified": "2026-07-18T03:42:00.574956070Z",
  "published": "2026-04-15T08:59:12.677Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-0636.json"
    },
    {
      "type": "WEB",
      "url": "https://www.bouncycastle.org/download/bouncy-castle-java/"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:11720"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:11721"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:13631"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:14272"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:14276"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:17668"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:18054"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:18055"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:18059"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:21772"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/security/cve/CVE-2026-0636"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/0xxx/CVE-2026-0636.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902026%E2%80%900636"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-0636"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2458641"
    },
    {
      "type": "FIX",
      "url": "https://github.com/bcgit/bc-java/commit/d20cdb8430e09224114fec0179a71859929fcbde"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/bcgit/bc-java"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/S:N/AU:Y/R:A/RE:M/U:Amber",
      "type": "CVSS_V4"
    }
  ],
  "summary": "LDAP Injection Vulnerability in LDAPStoreHelper.java"
}