🔐 CVE Alert

CVE-2026-87944

UNKNOWN 0.0

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

CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th

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.

CWE CWE-295
Vendor drupal
Product saml sso - service provider
Ecosystems
Industries
WebMedia
Published Oct 22, 2026
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Affected Versions

Drupal / SAML SSO - Service Provider
0.0.0 < 3.2.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗
drupal.org: https://www.drupal.org/sa-contrib-2026-142

Credits

Jonni Kalpio (thatguy) Roushan Kumar Singh (roushan59227) Sudhanshu Dhage (sudhanshu0542) Bram Driesen (bramdriesen) Greg Knaddison (greggles) Juraj Nemec (poker10) Jess (xjm) Swan Kalata (akalata)