CVE-2026-3531

MEDIUM 6.5

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

CVSS Score

6.5

EPSS Score

0.0%

EPSS Percentile

6th

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.

CWE	CWE-288
Vendor	drupal
Product	openid connect / oauth client
Ecosystems	PHP CMS
Industries	WebMedia
Published	Mar 26, 2026
Last Updated	Mar 30, 2026

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Affected Versions

Drupal / OpenID Connect / OAuth client

0.0.0 < 1.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

drupal.org: https://www.drupal.org/sa-contrib-2026-026

Credits

Kimberley Massey (kimberleycgm) Kimberley Massey (kimberleycgm) Philip Frilling (pfrilling) Damien McKenna (damienmckenna) Greg Knaddison (greggles) Juraj Nemec (poker10)