Search Atlas SEO – Premier SEO Plugin for One-Click WP Publishing & Integrated AI Optimization: Privilege escalation or authentication bypass
Search Atlas SEO – Premier SEO Plugin for One-Click WP Publishing & Integrated AI Optimization is affected by privilege escalation or authentication bypass. Exploitation requires at least subscriber-level access. A successful request can grant permissions or access that the caller should not possess.
- Component
- Search Atlas SEO – Premier SEO Plugin for One-Click WP Publishing & Integrated AI Optimization
- Plugin slug
metasync- Affected
- See vendor advisory
- Safe version
- See mitigation notes
- Published
- Jan 28, 2026
- Weakness
- CWE-862 — Missing Authorization
This CVE was published Jan 28, 2026 and is one of 4 known issues for this plugin.
Update, patch or deactivate.
Update Search Atlas SEO – Premier SEO Plugin for One-Click WP Publishing & Integrated AI Optimization to a release outside the affected range, or disable and remove it until a fixed version is available.
No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The Search Atlas SEO – Premier SEO Plugin for One-Click WP Publishing & Integrated AI Optimization plugin for WordPress is vulnerable to authentication bypass due to a missing capability check on the 'generate_sso_url' and 'validate_sso_token' functions in versions 2.4.4 to 2.5.12. This makes it possible for authenticated attackers, with Subscriber-level access and above, to extract the 'nonce_token' authentication value to log in to the first Administrator's account.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H