SiteSEO – SEO Simplified <= 1.2.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Broken Regex Expression
Vulnerability Description
The SiteSEO – SEO Simplified plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the broken preg_replace expression in all versions up to, and including, 1.2.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-9277
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Matthew Rollings
References
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