CVE-2026-87944
SAML SSO - Service Provider - Critical - Improper certificate validation - SA-CONTRIB-2026-142
- State
- Published
- Severity
- 4.8 Medium
- Published
- Oct 22, 2026
- Updated
- Oct 22, 2026
- Reserved
- Sep 9, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.8 Medium | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N | CISA-ADP |
Weaknesses
- CWE-295 Improper Certificate Validation
Affected Products
| Product | Versions |
|---|---|
SAML SSO - Service ProviderDrupal |
|
References
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