CVE-2026-9236

medium

Description

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.

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/a335c917-3fff-4079-bb38-64cd665c5c38?source=cve

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3544026%40cm-ad-changer&new=3544026%40cm-ad-changer&sfp_email=&sfph_mail=

https://plugins.trac.wordpress.org/browser/cm-ad-changer/tags/2.0.7/shared/classes/cmac-data.php#L363

https://plugins.trac.wordpress.org/browser/cm-ad-changer/tags/2.0.7/backend/cm-ad-changer-backend.php#L177

https://plugins.trac.wordpress.org/browser/cm-ad-changer/tags/2.0.7/backend/cm-ad-changer-backend.php#L167

Details

Source: Mitre, NVD

Published: 2026-05-27

Updated: 2026-05-27

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 4.3

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Severity: Medium

EPSS

EPSS: 0.00013