CVE-2026-5343
SAML SSO - Service Provider - Critical - Authentication bypass - SA-CONTRIB-2026-031
CVSS Score
7.4
EPSS Score
0.0%
EPSS Percentile
5th
Improper Check for Unusual or Exceptional Conditions vulnerability in Drupal SAML SSO - Service Provider allows Privilege Escalation. This issue affects SAML SSO - Service Provider: from 0.0.0 before 3.1.4.
| CWE | CWE-754 |
| Vendor | drupal |
| Product | saml sso - service provider |
| Ecosystems | |
| Industries | WebMedia |
| Published | May 28, 2026 |
| Last Updated | May 29, 2026 |
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Affected Versions
Drupal / SAML SSO - Service Provider
0.0.0 < 3.1.4
Credits
Tim de Jong | Freelance Drupal Developer (tim_dj) Sudhanshu Dhage (sudhanshu0542) Damien McKenna (damienmckenna) Greg Knaddison (greggles) Juraj Nemec (poker10) Jess (xjm)