{"id":"CVE-2026-114538","aliases":["AZL-111526","DRUPAL-CONTRIB-2026-236","EUVD-2026-113536","GHSA-3vq4-hp69-78xr"],"status":"published","title":"Bootstrap - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-236","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Bootstrap allows Cross-Site Scripting (XSS). This issue affects Bootstrap versions: from 0.0.0 to 3.45.0.","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.0018,"percentile":0.07639,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2026-10-21T17:48:27Z","modified":"2026-11-06T15:31:17Z","fixes":[{"ecosystem":"Packagist:https://packages.drupal.org/8","package":"drupal/bootstrap","fixed_in":["3.45.0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Azure Linux:3","package":"debootstrap","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.0.128+nmu2-1"}]}]},{"source":"osv","ecosystem":"Packagist:https://packages.drupal.org/8","package":"drupal/bootstrap","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.45.0"}]}]}],"products":[{"vendor":"bootstrap","product":"bootstrap"},{"vendor":"drupal","product":"bootstrap"}],"references":[{"url":"https://www.drupal.org/sa-contrib-2026-236","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-114538","tags":["web"]},{"url":"https://github.com/advisories/GHSA-3vq4-hp69-78xr"}],"sources":{"cve":[{"id":"CVE-2026-114538","title":"Bootstrap - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-236","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Bootstrap allows Cross-Site Scripting (XSS). This issue affects Bootstrap versions: from 0.0.0 to 3.45.0.","status":"published","published":"2026-10-30T03:09:32.792Z","modified":"2026-11-06T15:03:34.847Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-06T16:58:45.944646Z"}],"euvd":[{"id":"EUVD-2026-113536","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Bootstrap allows Cross-Site Scripting (XSS). This issue affects Bootstrap versions: from 0.0.0 to 3.45.0.","status":"published","published":"2026-10-30T03:09:32Z","modified":"2026-11-06T15:03:34Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-06T16:05:19.944528Z"}],"ghsa":[{"id":"GHSA-3vq4-hp69-78xr","title":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\")...","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Bootstrap allows Cross-Site Scripting (XSS). This issue affects Bootstrap versions: from 0.0.0 to 3.45.0.","status":"published","published":"2026-10-30T06:31:53Z","modified":"2026-11-06T15:31:17Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-06T16:00:39.918673Z"}],"nvd":[{"id":"CVE-2026-114538","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Bootstrap allows Cross-Site Scripting (XSS). This issue affects Bootstrap versions: from 0.0.0 to 3.45.0.","status":"published","published":"2026-10-30T04:18:12.68Z","modified":"2026-11-06T15:17:09.21Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"high","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-06T18:00:55.191747Z"}],"osv":[{"id":"AZL-111526","title":"CVE-2026-114538 affecting package debootstrap 1.0.128+nmu2-1","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Bootstrap allows Cross-Site Scripting (XSS). This issue affects Bootstrap versions: from 0.0.0 to 3.45.0.","status":"published","published":"2026-10-30T04:18:12Z","modified":"2026-11-03T05:33:06Z","updated_at":"2026-11-05T16:41:18.705965Z"},{"id":"DRUPAL-CONTRIB-2026-236","description":"Provides the Bootstrap front-end framework as a Drupal theme.\n\nBootstrap theme did not sufficiently filter certain attributes, which could lead to a cross-site scripting vulnerability.\n\nThis vulnerability is mitigated by only affecting the optional tooltip and popover features. A short-term mitigation is to disable tooltips and popovers on `admin/appearance/settings/bootstrap` or `admin/appearance/settings/my_bootstrap_subtheme`.","status":"published","published":"2026-10-21T17:48:27Z","modified":"2026-10-21T18:15:04.247447298Z","updated_at":"2026-11-02T15:46:13.900249Z"}]}}