{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "fb72c225cbc6ec3d94060ed6edb269f07428d504"
            }
          ],
          "repo": "https://gitbox.apache.org/repos/asf/commons-bcel.git",
          "type": "GIT"
        },
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0"
              },
              {
                "fixed": "6.13.0"
              }
            ],
            "source": [
              "DESCRIPTION",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "be4bc45e5ee623b4d074a0b0888da828822dd9b3"
            },
            {
              "fixed": "fb72c225cbc6ec3d94060ed6edb269f07428d504"
            }
          ],
          "repo": "https://github.com/apache/commons-bcel",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "apache",
    "cwe_ids": [
      "CWE-79"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105111.json"
  },
  "details": "Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Apache Commons BCEL.\n\n\n\nThis only happens when you're using Class2HTML to generate webpages for possibly-attacker-controlled class files, where Class2HTML emitters write attacker class-file strings into HTML unescaped (stored XSS in reports).\n\n\n\nThis issue affects Apache Commons BCEL: before 6.13.0.\n\n\n\nUsers are recommended to upgrade to version 6.13.0, which fixes the issue.",
  "id": "CVE-2026-105111",
  "modified": "2026-10-09T02:31:02.855254460Z",
  "published": "2026-10-06T19:44:18.075Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/10/07/13"
    },
    {
      "type": "WEB",
      "url": "https://repo.maven.apache.org/maven2"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/105xxx/CVE-2026-105111.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.apache.org/thread.html/co1wfk2lyrmpnfhn49o370pvfl978rw6"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-105111"
    },
    {
      "type": "FIX",
      "url": "https://github.com/apache/commons-bcel/commit/fb72c225cbc6ec3d94060ed6edb269f07428d504.patch"
    },
    {
      "type": "PACKAGE",
      "url": "https://gitbox.apache.org/repos/asf/commons-bcel.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Apache Commons BCEL: Class2HTML emits unescaped class strings, enabling stored XSS"
}