CVE-2026-56047

WordPress perfmatters plugin <= 2.6.3 - Reflected Cross Site Scripting (XSS) vulnerability

State: Published
Severity: 7.1 High
Published: Jun 26, 2026
Updated: Jun 26, 2026
Reserved: Jun 18, 2026

Description

Unauthenticated Cross Site Scripting (XSS) in perfmatters <= 2.6.3 versions.

Scores

CVSS	Score	Vector	Source
3.1	7.1 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L	Patchstack

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
perfmattersPerfmatters, Powered Kinsta + GeneratePress Docs Changelog Feature requests Legal Affiliate Contact	2.6.3 and earlierAffectedfrom 2.6.4Not affected

References

https://patchstack.com/database/wordpress/plugin/perfmatters/vulnerability/wordpress-perfmatters-plugin-2-6-3-reflected-cross-site-scripting-xss-vulnerability?_s_id=cvevdb-entry

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