{"id":"CVE-2026-105111","published":"2026-10-06T20:17:15.463","lastModified":"2026-10-07T13:35:14.410","description":"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.","cvssScore":4.7,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N","cwes":["CWE-79"],"vendors":[],"products":[],"references":[{"url":"https://github.com/apache/commons-bcel/commit/fb72c225cbc6ec3d94060ed6edb269f07428d504.patch","tags":[]},{"url":"https://lists.apache.org/thread.html/co1wfk2lyrmpnfhn49o370pvfl978rw6","tags":[]},{"url":"http://www.openwall.com/lists/oss-security/2026/10/07/13","tags":[]}],"exploitRefs":[{"url":"https://github.com/apache/commons-bcel/commit/fb72c225cbc6ec3d94060ed6edb269f07428d504.patch","tags":[]}],"hasPoc":true,"ai":null}