CVE-2026-3217 SAML SSO - Service Provider - Critical - Cross-site scripting - SA-CONTRIB-2026-018
An attacker can inject malicious scripts into the Drupal SAML SSO plugin, potentially leading to session hijacking or code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-3217?
CVE-2026-3217 is a medium-severity cross-site scripting vulnerability in Drupal SAML SSO - Service Provider, published on 25 Mar 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal SAML SSO - Service Provider allows Cross-Site Scripting (XSS).This issue affects SAML SSO - Service Provider: from 0.0.0 before 3.1.3.
Weakness: CWE-79
Which versions are affected by CVE-2026-3217?
It affects 1 product.
Linux distribution packages (1)
drupal/miniorange_saml Packagist:https://packages.drupal.org/8 | All versions | 3.1.3 |
Products include Miniorange Saml Sso - Service Provider.
How do I fix CVE-2026-3217?
Upgrade to a fixed version.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-3217 being exploited?
There is no known exploitation of CVE-2026-3217 in the wild and no public exploit code.
Other vulnerabilities in Drupal SAML SSO - Service Provider
Sources
Also known as DRUPAL-CONTRIB-2026-018, GHSA-p74c-x8rc-vp4m.