CVE-2026-57693 PUBLISHED

WordPress Ad Inserter plugin <= 2.8.11 - Cross Site Scripting (XSS) vulnerability

Assigner: Patchstack
Reserved: 25.06.2026 Published: 13.07.2026 Updated: 13.07.2026

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Spacetime Ad Inserter ad-inserter allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Ad Inserter: from n/a through <= 2.8.11.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
CVSS Score: 6.5

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	Low	Integrity Impact	Low
User Interaction	Required	Availability Impact	Low

CVSS 3.1

Product Status

Vendor	Spacetime
Product	Ad Inserter
Versions	Default: unaffected affected from 0 to 2.8.11 (incl.)

Credits

timomangcut | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/Wordpress/Plugin/ad-inserter/vulnerability/wordpress-ad-inserter-plugin-2-8-11-cross-site-scripting-xss-vulnerability?_s_id=cve

Problem Types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE

Impacts

Exploiting Incorrectly Configured Access Control Security Levels