Ad Inserter <= 2.7.25 - Authenticated (Admin+) PHP Object Injection

7.2
Deserialization of Untrusted Data
CVE CVE-2023-1549
CVSS 7.2 (High)
Publicly Published April 19, 2023
Last Updated January 22, 2024
Researcher Nguyen Huu Do

Description

The Ad Inserter plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 2.7.25 via deserialization of untrusted input from the $exported_settings variable when importing settings. This allows authenticated attackers, with administrative privileges, to inject a PHP Object. No POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.

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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 2.7.26, or a newer patched version
Affected Version
  • <= 2.7.25
Patched Version
  • 2.7.26

Recent vulnerabilities in Ad Inserter – Ad Manager & AdSense Ads

# Title CVE ID CVSS Researchers Date
1 Ad Inserter <= 2.8.16 - Missing Authorization to Block Visibility Bypass via ai_ajax CVE-2026-11983 5.3 AlexHenry August 5, 2026
2 Ad Inserter – Ad Manager & AdSense Ads <= 2.8.11 - Authenticated (Subscriber+) Stored Cross-Site Scripting CVE-2026-57693 6.4 timomangcut July 8, 2026
3 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
4 Ad Inserter <= 2.8.15 - Reflected Cross-Site Scripting via URL Parameters in iframe Mode CVE-2026-9280 6.1 normaandersonfrank June 5, 2026
5 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
6 Ad Inserter - Ad Manager and AdSense Ads <= 2.8.0 - Reflected Cross-Site Scripting CVE-2025-22623 6.1 Andres Roldan March 5, 2025
7 Ad Inserter <= 2.7.37 - Reflected Cross-Site Scripting CVE-2024-49248 6.1 Rafie Muhammad October 14, 2024
8 Ad Inserter <= 2.7.30 - Unauthenticated Sensitive Information Exposure via ai-debug-processing-fe CVE-2023-4668 5.3 Marco Wotschka September 22, 2023
9 Ad Inserter <= 2.7.30 - Unauthenticated Sensitive Information Exposure via ai_ajax CVE-2023-4645 5.3 Marco Wotschka September 22, 2023
10 Ad Inserter Free and Pro <= 2.7.11 - Reflected Cross-Site Scripting CVE-2022-0901 6.1 Taurus Omar April 7, 2022

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