CVE-2026-87944

Improper Certificate Validation vulnerability in Drupal SAML SSO - Service Provider allows Adversary in the Middle (AiTM).

• Severity: Medium
• CVSS 4.8
• EPSS 0.10%
• P4 · Track

Why P4: track.

Description

Improper Certificate Validation vulnerability in Drupal SAML SSO - Service Provider allows Adversary in the Middle (AiTM). This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.

Weakness

• CWE-295

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

References

• NVD record NVD
• CVE Program record CVE Program
• Reference NVD
• GitHub security advisory GitHub

Published 2026-10-22 · sources: NVD, GitHub Advisory Database