Read the docs
TI-2026-03042 Aliases CVE-2026-3531GHSA-f2x9-px9q-jxw2

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

Priority LOW 28CWE-288Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Security bypass
Confidentiality · integrity · availability
High · None · None
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-288.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00255 17th percentileScored 2026-11-07
Fix Fixed OpenID Connect / OAuth client (Drupal): 1.5.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
DrupalOpenID Connect / OAuth client0.0.0 to before 1.5.01.5.0Patch availableCNA
  • OpenID Connect / OAuth client VendorDrupal Affected 0.0.0 to before 1.5.0 Fixed in 1.5.0 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:bojanz:openid_connect_\/_oauth_client:*:*:*:*:*:drupal:*:*before 8.x-1.5VulnerableBojanz
  • cpe:2.3:a:bojanz:openid_connect_\/_oauth_client:*:*:*:*:*:drupal:*:* Versions before 8.x-1.5 Vulnerable ·Bojanz

Remediation

  • Fix · CNA OpenID Connect / OAuth client (Drupal) Fixed in 1.5.0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Drupal OpenID Connect / OAuth client 1.5.0

    3 records Highest priority Priority LOW 3 LOW

    Other records, highest priority first

    • TI-2026-03043 OpenID Connect / OAuth client - Less critical - Access bypass - SA-CONTRIB-2026-027Priority LOW 19
    • TI-2026-03041 Server-side request forgery in Drupal OpenID Connect / OAuth clientPriority LOW 19
    Show all 3 records →

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-3531
  2. 2026-10-03 Alias added: GHSA-f2x9-px9q-jxw2

References

Advisory 1

  • 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
See all 941 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences