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cve.new
DRUPAL-CONTRIB-2026-236unknown

DRUPAL-CONTRIB-2026-236

Check your stack

The advisory, in context

Provides the Bootstrap front-end framework as a Drupal theme.

Bootstrap theme did not sufficiently filter certain attributes, which could lead to a cross-site scripting vulnerability.

This 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.

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

drupal/bootstrap Packagist:https://packages.drupal.org/8
Ecosystem versions

Earlier releases before 3.45.0

Fixed in 3.45.0

View affected-version evidence
{
  "ranges": [
    {
      "events": [
        {
          "introduced": "0"
        },
        {
          "fixed": "3.45.0"
        }
      ],
      "type": "ECOSYSTEM",
      "database_specific": {
        "constraint": "<3.45.0"
      }
    }
  ],
  "versions": []
}

References