CVE Catalog

CVE-2026-9236

MediumCVSS 4.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.13%

3th percentile - higher than 3% of all known CVEs

Summary

The CM Ad Changer plugin for WordPress is vulnerable to Cross-Site Request Forgery (CSRF) in all versions up to and including 2.0.7. Missing nonce validation in the cmac_campaigns_action function allows unauthenticated attackers to permanently delete arbitrary advertising campaigns, including their associated banner records and uploaded files.

Risk Assessment

An attacker can delete all advertising campaigns, leading to data loss and disruption of ad display on the site.

Recommendation

Update the CM Ad Changer plugin to the latest version that includes a CSRF fix.

Related vulnerabilities

Original NVD description (English source)

The CM Ad Changer – A simple tool to control and optimize your site's banners plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.0.7. This is due to missing or incorrect nonce validation on the cmac_campaigns_action function. This makes it possible for unauthenticated attackers to permanently delete arbitrary advertising campaigns, including their associated banner records and uploaded files via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS