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wordfence / plugin · slim-seo
Slim SEO – A Fast & Automated SEO Plugin For WordPress
slim-seo
total installs
60,000
total vulns
2
critical
0
high
0
medium
2
low
0
latest vuln
—
patched
2
unpatched
0
avg time to patch
—
vulnerabilities
(2)
Slim SEO <= 4.5.4 - Authenticated (Administrator+) SQL Injection
medium
✓ patched
cve id
CVE-2025-49854 ↗
cvss score
4.9
cwe
CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
published
Jun 12, 2025
The Slim SEO plugin for WordPress is vulnerable to SQL Injection in versions up to, and including, 4.5.4 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.
Slim SEO <= 4.5.3 - Authenticated (Contributor+) Stored Cross-Site Scripting via slim_seo_breadcrumbs Shortcode
medium
✓ patched
cve id
CVE-2025-4611 ↗
cvss score
6.4
cwe
CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
published
May 20, 2025
The Slim SEO – Fast & Automated WordPress SEO Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's slim_seo_breadcrumbs shortcode in all versions up to, and including, 4.5.3 due to insufficient input sanitization and output escaping on user supplied attributes. 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.