blogsafe.org My Downloads

BlogSafe.org

WordPress CVEs

Search and review WordPress-related vulnerability records.

← Back to CVE list

CVE-2023-2528

HIGH 8.8 CVSS 3.1
Published
May 17, 2023
Last modified
June 17, 2026
NVD status
Modified
Reported by
security@wordfence.com
Weakness
CWE-352
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Description

The Contact Form by Supsystic plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.7.24. This is due to missing or incorrect nonce validation on the AJAX action handler. This makes it possible for unauthenticated attackers to execute AJAX actions via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected WordPress components

  • Contact Form by Supsystic Plugin · contact-form-by-supsystic
    Confirmed match Active
    Up to and including 1.7.24
    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

  • supsysticcom Contact Form by Supsystic — Up to and including 1.7.24
  • supsystic contact_form — Up to and including 1.7.24

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/contact-form-by-supsystic/trunk/classes/frame.php?rev=2777737#L297 Issue Tracking
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/contact-form-by-supsystic/trunk/classes/frame.php?rev=2912584#L230 Issue Tracking
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/1c387b07-baf6-4c62-943e-4bd121160ceb?source=cve Third Party Advisory
  • nvd.nist.gov Official NVD record