Vulnerability · Published Mar 25, 2026 · Assigned by drupal

CVE-2026-3217SAML SSO - Service Provider - Critical - Cross-site scripting - SA-CONTRIB-2026-018

Medium 6.1

In plain English

A medium-severity cross-site scripting in SAML SSO - Service Provider from Drupal. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.2%top 90.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagist:https://packages.drupal.org/8drupal/miniorange_saml3.1.3DRUPAL-CONTRIB-2026-018

Affected products (as reported)

VendorProductVersions
Drupal SAML SSO - Service Provider 0.0.0 – before 3.1.3

Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References