SA-CONTRIB-2026-147: XSS
This module allows you to configure your Drupal site as a SAML 2.0 Service Provider so that users can authenticate through an external identity provider. The module does not sufficiently sanitize certain values derived from SAML assertions before displaying them to users. A malicious identity provider or an attacker able to supply crafted SAML attributes, leading to a cross-site scripting (XSS) vulnerability.
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
drupal/miniorange_samlto a version that resolves this vulnerability.Fixed in 3.2.0
Event History
Frequently Asked Questions
What attacker capability is required to exploit this issue?
An attacker must operate a malicious identity provider or be able to supply crafted SAML attributes in assertions processed by the site.
Which deployments are relevant for triage?
Drupal sites using the drupal/miniorange_saml module as a SAML 2.0 Service Provider are relevant, particularly where values derived from SAML assertions are displayed to users.