CVE-2026-108168: WordPress Custom Query Blocks plugin <= 5.6.0 - Cross Site Scripting (XSS) vulnerability

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-12 · updated 2026-10-13
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in DLX Plugins Custom Query Blocks post-type-archive-mapping allows Stored XSS.This issue affects Custom Query Blocks: from n/a through 5.6.0.

Affected products

DLX Plugins Custom Query Blocks: through 5.6.0

References

https://patchstack.com/database/wordpress/plugin/post-type-archive-mapping/vulnerability/wordpress-custom-query-blocks-plugin-5-6-0-cross-site-scripting-xss-vulnerability?_s_id=cve

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