CVE-2026-3531 PUBLISHED

OpenID Connect / OAuth client - Moderately critical - Access bypass - SA-CONTRIB-2026-026

Assigner: drupal
Reserved: 04.03.2026 Published: 26.03.2026 Updated: 26.03.2026

Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal OpenID Connect / OAuth client allows Authentication Bypass.This issue affects OpenID Connect / OAuth client: from 0.0.0 before 1.5.0.

Product Status

Vendor Drupal
Product OpenID Connect / OAuth client
Versions Default: unaffected
  • affected from 0.0.0 to 1.5.0 (excl.)

Credits

  • Kimberley Massey (kimberleycgm) finder
  • Kimberley Massey (kimberleycgm) remediation developer
  • Philip Frilling (pfrilling) remediation developer
  • Damien McKenna (damienmckenna) coordinator
  • Greg Knaddison (greggles) coordinator
  • Juraj Nemec (poker10) coordinator

References

Problem Types

  • CWE-288 Authentication Bypass Using an Alternate Path or Channel CWE

Impacts

  • CAPEC-115 Authentication Bypass