WordPress Single Sign-On (SSO) - Single Site Standard vulnerabilities
Plugin slug miniorange-oauth-oidc-single-sign-on · 8 known vulnerabilities · latest disclosed 2026-07-09 · WordPress.org page
Every listed vulnerability has a fix. Version 50.5.4 or later is not affected by any of them. If your site runs an older version, update it.
0 of 8 rated high or critical (CVSS 7 or more).
Known vulnerabilities in WordPress Single Sign-On (SSO) - Single Site Standard
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 5.3 | <= 38.5.8 | 38.5.8.1 | CVE-2026-57807 | 2026-07-09 | Advisory |
| Medium 5.3 | <= 18.5.3 | 18.5.4 | CVE-2025-6003 | 2025-06-11 | Advisory |
| Medium 5.3 | <= 40.5.3 | 40.5.4 | CVE-2025-6003 | 2025-06-11 | Advisory |
| Medium 5.3 | <= 28.5.3 | 28.5.4 | CVE-2025-6003 | 2025-06-11 | Advisory |
| Medium 5.3 | <= 48.5.3 | 48.5.4 | CVE-2025-6003 | 2025-06-11 | Advisory |
| Medium 5.3 | <= 30.5.3 | 30.5.4 | CVE-2025-6003 | 2025-06-11 | Advisory |
| Medium 5.3 | <= 38.5.3 | 38.5.4 | CVE-2025-6003 | 2025-06-11 | Advisory |
| Medium 5.3 | <= 50.5.3 | 50.5.4 | CVE-2025-6003 | 2025-06-11 | Advisory |
Check if a site is affected
Enter a site address to see which version of WordPress Single Sign-On (SSO) - Single Site Standard and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the WordPress Single Sign-On (SSO) - Single Site Standard plugin safe to use?
All 8 known issues are fixed in current versions (50.5.4 or later). Keeping it updated is what matters.
How do I check which version of WordPress Single Sign-On (SSO) - Single Site Standard my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.