CVE-2026-57693

MEDIUM 6.5

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

CVSS Score

6.5

EPSS Score

0.2%

EPSS Percentile

13th

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.

CWE	CWE-79
Vendor	spacetime
Product	ad inserter
Published	Jul 13, 2026
Last Updated	Jul 13, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

Spacetime / Ad Inserter

0 ≤ 2.8.11

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

timomangcut | Patchstack Bug Bounty Program