CVE-2025-68878: WordPress Advanced Custom CSS plugin <= 1.1.0 - Reflected Cross Site Scripting (XSS) vulnerability

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-12-29 · updated 2026-10-07
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in prasadkirpekar Advanced Custom CSS advanced-custom-css allows Reflected XSS.This issue affects Advanced Custom CSS: from n/a through <= 1.1.0.

Affected products

prasadkirpekar Advanced Custom CSS: through 1.1.0

References

https://patchstack.com/database/Wordpress/Plugin/advanced-custom-css/vulnerability/wordpress-advanced-custom-css-plugin-1-1-0-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

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