Ad Inserter – Ad Manager & AdSense Ads <= 2.8.18 - Unauthenticated Stored Cross-Site Scripting

7.2
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2026-97077
CVSS 7.2 (High)
Publicly Published September 24, 2026
Last Updated September 30, 2026
Researcher Asim Alshaya

Description

The Ad Inserter – Ad Manager & AdSense Ads plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 2.8.18. This is 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.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

References

Share

Vulnerability Details for Ad Inserter – Ad Manager & AdSense Ads

Software Type Plugin
Software Slug ad-inserter (view on wordpress.org)
Patched? Yes
Remediation Update to version 2.8.19, or a newer patched version
Affected Version
  • <= 2.8.18
Patched Version
  • 2.8.19

Recent vulnerabilities in Ad Inserter – Ad Manager & AdSense Ads

# Title CVE ID CVSS Researchers Date
1 Ad Inserter <= 2.8.18 - Reflected Cross-Site Scripting via 's' Search Parameter CVE-2026-89427 6.1 Kuba September 30, 2026
2 Ad Inserter <= 2.8.18 - Reflected Cross-Site Scripting via {search-query} Dynamic Tag (Referer Header) CVE-2026-19902 6.1 Yuto Hyakumoto September 30, 2026
3 Ad Inserter 2.8.12 - 2.8.18 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVE-2026-81655 6.4 Jakub Herman September 25, 2026
4 Ad Inserter <= 2.8.16 - Missing Authorization to Unauthenticated Header/Footer Code Disclosure via 'ai-debug-code' Parameter CVE-2026-11984 5.3 Evan September 15, 2026
5 Ad Inserter <= 2.8.16 - Missing Authorization to Block Visibility Bypass via ai_ajax CVE-2026-11983 5.3 AlexHenry August 5, 2026
6 Ad Inserter – Ad Manager & AdSense Ads <= 2.8.11 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVE-2026-57693 6.4 timomangcut July 8, 2026
7 Ad Inserter <= 2.8.16 - Insecure Direct Object Reference to Authenticated (Contributor+) Arbitrary Post Content Disclosure via 'data' Shortcode Attribute CVE-2026-11900 4.3 nightward July 2, 2026
8 Ad Inserter <= 2.8.15 - Reflected Cross-Site Scripting via URL Parameters in iframe Mode CVE-2026-9280 6.1 normaandersonfrank June 5, 2026
9 Ad Inserter <= 2.8.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Custom Field CVE-2025-11745 6.4 Muhammad Yudha - DJ November 4, 2025
10 Ad Inserter - Ad Manager and AdSense Ads <= 2.8.0 - Reflected Cross-Site Scripting CVE-2025-22623 6.1 Andres Roldan March 5, 2025

Did you know Wordfence Intelligence provides free personal and commercial API access to our comprehensive WordPress vulnerability database, along with a free webhook integration to stay on top of the latest vulnerabilities added and updated in the database? Get started today!

Learn more

Want to get notified of the latest vulnerabilities that may affect your WordPress site?
Install Wordfence on your site today to get notified immediately if your site is affected by a vulnerability that has been added to our database.

Get Wordfence

The Wordfence Intelligence WordPress vulnerability database is completely free to access and query via API. Please review the documentation on how to access and consume the vulnerability data via API.

Documentation