PLUGIN SECURITY

Is Simple Banner safe?

Display a simple banner/bar at the top or bottom of your website. Now with multi-banner support.

What this plugin does

  • Slug: simple-banner
  • Author: rpetersen29
  • 50000+ active installs
  • 96/100 rating (45 reviews on wordpress.org)
  • 2090849 all-time downloads
  • On WordPress.org since 2015-07-14

announcementbannerbarnoticenotification

Maintenance status

  • Latest known version: 3.3.1
  • Last updated: 2026-08-21 7:20pm GMT
  • Tested up to WordPress: 7.1.0
  • Max supported PHP (analyzed): 8.4

Known vulnerabilities

6 known CVEs on file for Simple Banner. Reported between 2021 and 2025.

CVE Vulnerability Type Severity Affected Fixed in Published Status
CVE-2025-12033 Simple Banner – Easily add multiple Banners/Bars/Notifications/Announcements to the top or bottom of your website [simple-banner] < 3.1.0 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 4.4 < 3.1.0 3.1.0 2025-10-21 ✓ fixed in latest
CVE-2024-13898 Simple Banner – Easily add multiple Banners/Bars/Notifications/Announcements to the top or bottom of your website [simple-banner] < 3.0.5 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 4.4 < 3.0.5 3.0.5 2025-04-03 ✓ fixed in latest
CVE-2024-12769 Simple Banner – Easily add multiple Banners/Bars/Notifications/Announcements to the top or bottom of your website [simple-banner] < 3.0.4 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Low 3.5 < 3.0.4 3.0.4 2025-03-03 ✓ fixed in latest
CVE-2022-0446 Simple Banner – Easily add multiple Banners/Bars/Notifications/Announcements to the top or bottom of your website [simple-banner] < 2.12.0 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 4.8 < 2.12.0 2.12.0 2022-07-26 ✓ fixed in latest
CVE-2022-2515 Simple Banner – Easily add multiple Banners/Bars/Notifications/Announcements to the top or bottom of your website [simple-banner] < 2.12.0 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 5.4 < 2.12.0 2.12.0 2022-07-22 ✓ fixed in latest
CVE-2021-24574 Simple Banner – Easily add multiple Banners/Bars/Notifications/Announcements to the top or bottom of your website [simple-banner] < 2.10.4 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 4.8 < 2.10.4 2.10.4 2021-07-26 ✓ fixed in latest

How to fix it

Keep Simple Banner updated — 3.3.1 is the latest version on wordpress.org, and each CVE above lists the exact release that fixed it ("Fixed in").

This is the plugin's full known vulnerability history, not a scan of any specific installation — run a free scan of your own site to check your exact installed version.

Safer / more established alternatives

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