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CVE-2021-39351

MEDIUM 6.5 CVSS 3.1
Published
October 6, 2021
Last modified
June 17, 2026
NVD status
Modified
Reported by
security@wordfence.com
Weakness
CWE-89
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Description

The WP Bannerize WordPress plugin is vulnerable to authenticated SQL injection via the id parameter found in the ~/Classes/wpBannerizeAdmin.php file which allows attackers to exfiltrate sensitive information from vulnerable sites. This issue affects versions 2.0.0 - 4.0.2.

Affected WordPress components

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

  • WP Bannerize WP Bannerize — Version 2.0.0 - 4.0.2 4.0.2
  • wp_bannerize_project wp_bannerize — From 2.0.0 (including) to 4.0.2 (including)

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/wp-bannerize/trunk/Classes/wpBannerizeAdmin.php#L1681 Patch, Third Party Advisory
  • www.wordfence.com https://www.wordfence.com/vulnerability-advisories/#CVE-2021-39351 Third Party Advisory
  • nvd.nist.gov Official NVD record