{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "0.27.0"
              }
            ],
            "source": "AFFECTED_FIELD"
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "aca07679a6dd281ee6411f5e7de2ed0ee796bee8"
            }
          ],
          "repo": "https://github.com/opensc/opensc",
          "type": "GIT"
        }
      ]
    }
  ],
  "aliases": [
    "GHSA-2v44-fq35-98vv"
  ],
  "database_specific": {
    "cna_assigner": "redhat",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/13xxx/CVE-2025-13763.json"
  },
  "details": "Multiple uses of uninitialized variables were found in libopensc that may lead to information disclosure or application crash. An attack requires a crafted USB device or smart card that would present the system with specially crafted responses to the APDUs",
  "id": "CVE-2025-13763",
  "modified": "2026-07-15T01:48:59.026546653Z",
  "published": "2026-04-23T12:27:41.820Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://access.redhat.com/downloads/content/package-browser/"
    },
    {
      "type": "WEB",
      "url": "https://github.com/OpenSC/OpenSC/wiki/CVE-2025-13763"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/security/cve/CVE-2025-13763"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/13xxx/CVE-2025-13763.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/OpenSC/OpenSC/security/advisories/GHSA-2v44-fq35-98vv"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-13763"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2417581"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Libopensc: opensc: multiple uses of uninitialized variable"
}