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CVE-2024-13731

MEDIUM 6.4 CVSS 3.1
Published
March 25, 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:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Description

The Alert Box Block – Display notice/alerts in the front end. plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's Alert Box block in all versions up to, and including, 1.1.3 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.

Affected WordPress components

  • Alert Box Block – Grab Attention with Eye-Catching Notices Plugin · alert-box-block
    Confirmed match Active
    Up to and including 1.1.3
    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

  • bplugins Alert Box Block – Display Custom Alerts and Messages — Up to and including 1.1.3

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset?old_path=/alert-box-block/tags/1.1.3&new_path=/alert-box-block/tags/1.1.4&sfp_email=&sfph_mail=
  • wordpress.org https://wordpress.org/plugins/alert-box-block/
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/d63cd13e-4a16-483f-8165-6c8090ceebab?source=cve
  • nvd.nist.gov Official NVD record