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.
History

Wed, 27 Aug 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 27 Aug 2025 11:30:00 +0000

Type Values Removed Values Added
First Time appeared Softaculous
Softaculous siteseo
Wordpress
Wordpress wordpress
Vendors & Products Softaculous
Softaculous siteseo
Wordpress
Wordpress wordpress

Tue, 26 Aug 2025 22:45:00 +0000

Type Values Removed Values Added
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.
Title SiteSEO – SEO Simplified <= 1.2.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Broken Regex Expression
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2025-08-27T20:43:20.115Z

Reserved: 2025-08-20T19:11:22.801Z

Link: CVE-2025-9277

cve-icon Vulnrichment

Updated: 2025-08-27T20:43:15.544Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-08-26T23:15:35.963

Modified: 2025-08-29T16:22:31.970

Link: CVE-2025-9277

cve-icon Redhat

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