CVE-2025-64224: WordPress Grand Conference Theme Custom Post Type plugin < 2.6.4 - 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: 2025-11-06 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ThemeGoods Grand Conference Theme Custom Post Type grandconference-custom-post allows Reflected XSS.This issue affects Grand Conference Theme Custom Post Type: from n/a through < 2.6.4.

Affected products

ThemeGoods Grand Conference: before 2.6.4 — fixed in 2.6.4

How to fix

Upgrade to a fixed version: ThemeGoods Grand Conference 2.6.4. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/Wordpress/Plugin/grandconference-custom-post/vulnerability/wordpress-grand-conference-theme-custom-post-type-plugin-2-6-4-cross-site-scripting-xss-vulnerability?_s_id=cve

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