CVE-2026-114542: Simple OAuth (OAuth2) & OpenID Connect - Moderately critical - Access bypass - SA-CONTRIB-2026-242

Severity: unknown
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-30 · updated 2026-10-30
Weakness: CWE-525

Description

Use of Web Browser Cache Containing Sensitive Information vulnerability in Drupal Simple OAuth (OAuth2) & OpenID Connect allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Simple OAuth (OAuth2) & OpenID Connect versions: from 6.1.0 to 6.1.3.

Affected products

Drupal Simple OAuth (OAuth2) & OpenID Connect: from 6.1.0 before 6.1.3 — fixed in 6.1.3

How to fix

Upgrade to a fixed version: Drupal Simple OAuth (OAuth2) & OpenID Connect 6.1.3. Check the vendor advisory for mitigations.

References

https://www.drupal.org/sa-contrib-2026-242

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