CVE-2026-87944mediumCWE-295

CVE-2026-87944: medium-severity vulnerability in Drupal SAML SSO - Service Provider

SAML SSO - Service Provider - Critical - Improper certificate validation - SA-CONTRIB-2026-142

Published

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13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 4.8epss 0.1%
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.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Affected products
Drupal · SAML SSO - Service Provider
Related CVEs — Drupal SAML SSO - Service Provider

In the same product, most dangerous first.

CVE-2026-87950MEDIUMSAML SSO - Service Provider - Moderately critical - Embedded credentials - SA-CONTRIB-2026-148EPSS 0.3%CVE-2026-5343HIGHSAML SSO - Service Provider - Critical - Authentication bypass - SA-CONTRIB-2026-031EPSS 0.3%CVE-2026-87951LOWSAML SSO - Service Provider - Moderately critical - Information disclosure - SA-CONTRIB-2026-149EPSS 0.2%CVE-2026-87943MEDIUMSAML SSO - Service Provider - Critical - Improper access control - SA-CONTRIB-2026-141EPSS 0.2%CVE-2026-87946MEDIUMSAML SSO - Service Provider - Critical - Weak cryptographic practices - SA-CONTRIB-2026-144EPSS 0.2%CVE-2026-87948LOWSAML SSO - Service Provider - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-146EPSS 0.2%