Hard-coded credentials in Drupal SAML SSO Service Provider module
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-798.
Summary
The Drupal SAML SSO Service Provider module from 0.0.0 before 3.2.0 uses hard-coded credentials (CWE-798). A remote attacker without privileges can retrieve embedded sensitive data.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
Description from the CNA
Use of Hard-coded Credentials vulnerability in Drupal SAML SSO - Service Provider allows Retrieve Embedded Sensitive Data. This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
Upgrade Drupal SAML SSO Service Provider to version 3.2.0.
Written with Claude Haiku 5.5 from the sources below · 2026-10-28
- Fix · CNA SAML SSO - Service Provider (Drupal) Fixed in 3.2.0
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Drupal SAML SSO - Service Provider 3.2.0
11 records Highest priority Priority LOW 11 LOW
Other records, highest priority first
- TI-2026-79090 Missing authorization in Drupal SAML SSO - Service Provider modulePriority LOW 34
- TI-2026-79092 Open redirect in Drupal SAML SSO - Service Provider modulePriority LOW 24
- TI-2026-79094 Signature verification flaw in Drupal SAML SSO module allows spoofingPriority LOW 21
Timeline
- 2026-10-22 Threatist record created from CVE-2026-87950
- 2026-10-22 Alias added: GHSA-h3f7-r4h6-pvmw
- 2026-10-22 CVSS score added · CISA ADP
- 2026-10-22 CISA SSVC decision points changed
References
More Drupal vulnerabilities
- TI-2026-07979 Drupal core - Highly critical - SQL injection - SA-CORE-2026-004 KEVCVSS 3.1CRITICAL 9.8
- TI-2018-05494 Drupal core - Highly critical - Remote Code Execution - SA-CORE-2018-004 KEVCVSS 3.1CRITICAL 9.8
- TI-2018-05493 Improper input validation in Drupal before 7.58, 8.x before 8.3.9, 8.4.x before 8.4.6… KEVCVSS 3.1CRITICAL 9.8
- TI-2020-10731 Unrestricted file upload in Drupal Core KEVCVSS 3.1HIGH 8.8
- TI-2019-04505 Drupal core - Highly critical - Remote Code Execution KEVCVSS 3.1HIGH 8.1
- TI-2020-17477 Archive_Tar through 1.4.10 has :// filename sanitization only to address phar attacks… KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2026-87950 · CVE Program
- CVE-2026-87950 · NVD
- FIRST EPSS
- GHSA-h3f7-r4h6-pvmw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences