WordPress Single Sign-On (SSO) - Multiple Versions - Incorrect Authorization to Sensitive Information Exposure

Incorrect Authorization
CVE CVE-2025-6003
CVSS Medium (5.3)
Publicly Published June 11, 2025
Last Updated June 12, 2025
Researcher Israël Hallé (Flare)
Description

The WordPress Single Sign-On (SSO) plugin for WordPress is vulnerable to unauthorized access due to a misconfigured capability check on a function in all versions up to, and including, the *.5.3 versions of the plugin. This makes it possible for unauthenticated attackers to extract sensitive data including site content that has been restricted to certain users and/or roles.

References

7 affected software package

Software Type Plugin
Software Slug miniorange-oauth-oidc-single-sign-on (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 18.5.3
Patched Version
  • 18.5.4
Software Type Plugin
Software Slug miniorange-oauth-oidc-single-sign-on (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 40.5.3
Patched Version
  • 40.5.4
Software Type Plugin
Software Slug miniorange-oauth-oidc-single-sign-on (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 28.5.3
Patched Version
  • 28.5.4
Software Type Plugin
Software Slug miniorange-oauth-oidc-single-sign-on (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 48.5.3
Patched Version
  • 48.5.4
Software Type Plugin
Software Slug miniorange-oauth-oidc-single-sign-on (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 30.5.3
Patched Version
  • 30.5.4
Software Type Plugin
Software Slug miniorange-oauth-oidc-single-sign-on (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 38.5.3
Patched Version
  • 38.5.4
Software Type Plugin
Software Slug miniorange-oauth-oidc-single-sign-on (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 50.5.3
Patched Version
  • 50.5.4
This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.
License: Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy. License Detail.