Threat intelligence

Perfmatters <= 2.6.3 - Reflected Cross-Site Scripting

CVE-2026-56047 · perfmatters

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Perfmatters at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Perfmatters <= 2.6.3 - Reflected Cross-Site Scripting
Affected software: perfmatters(Plugin)
Affected versions: ≤ 2.6.3
Authentication: Not specified in feed title — see source advisory
Vulnerability type: Cross-site scripting
CVE: CVE-2026-56047
Published: 25 June 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory 28d8ebf9-2841-4a54-8537-959c43ca88e4). Methodology and redistribution notes

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