What is GHSA-5pph-9jmv-4qpx?

GHSA-5pph-9jmv-4qpx is a security advisory published by GitHub Security Advisories with Medium severity. Improper Verification of Cryptographic Signature vulnerability in Drupal SAML SSO - Service...

Which CVE IDs does GHSA-5pph-9jmv-4qpx cover?

GHSA-5pph-9jmv-4qpx covers the following CVE IDs: CVE-2026-87947. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-5pph-9jmv-4qpx?

GHSA-5pph-9jmv-4qpx has a CVSS v3 base score of 4.8, published by GitHub Security Advisories.

GHSA-5pph-9jmv-4qpxMediumCVSS 4.8

Improper Verification of Cryptographic Signature vulnerability in Drupal SAML SSO - Service...

Vendor

GitHub Security Advisories

Published

October 22, 2026

Last Modified

October 22, 2026

🔗 CVE IDs covered (1)

CVE-2026-87947 →

📋 Description

Improper Verification of Cryptographic Signature vulnerability in Drupal SAML SSO - Service Provider allows Signature Spoof. This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-87947
https://www.drupal.org/sa-contrib-2026-145
https://github.com/advisories/GHSA-5pph-9jmv-4qpx