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CVE-2025-5016

MEDIUM 4.7 CVSS 3.1
Published
May 31, 2025
Last modified
June 17, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

Description

The Relevanssi – A Better Search plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Excerpt Highlights in all versions up to, and including, 4.24.5 (Free) and 2.27.6 (Premium) due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected WordPress components

  • Relevanssi – A Better Search Plugin · relevanssi
    Confirmed match Active
    Up to and including 2.27.6; Up to and including 4.24.5
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Relevanssi Relevanssi Premium — Up to and including 2.27.6
  • comesio Relevanssi – A Better Search — Up to and including 4.24.5

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/relevanssi/tags/4.24.5/lib/excerpts-highlights.php#L418
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/ffb2ade3-d5ce-4459-ab83-e28cd4c84922?source=cve
  • nvd.nist.gov Official NVD record