CVE-2026-89097
The Ad Inserter – Ad Manager & AdSense Ads plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.8.18 via the ai_wp_footer_hook. This makes it possible for authenticated attackers, with subscriber-level access and above, to extract sensitive data including the server's internal IP address, PHP configuration, WordPress and theme versions, hardening constants, the plugin's full block matrix, and all post meta values including underscore-prefixed protected keys such as API tokens and private integration state written by other plugins.
Published:Oct 13, 2026
Last Modified:Oct 18, 2026
EPS:Oct 13, 2026
EPSS Score:0.00237
CVSS Score:4.3
Affected Products
Vendor
Product
Action
Vendor
Spacetime
Product
Ad Inserter – Ad Manager & Adsense Ads
Spacetime
Ad Inserter – Ad Manager & Adsense Ads
Vendor
Wordpress-extensions
Product
Ad Inserter
Wordpress-extensions
Ad Inserter
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
