Threat intelligence

PPWP – Password Protect Pages <= 1.9.21 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes

CVE-2026-3639 · password-protect-page

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

Vulnerability: PPWP – Password Protect Pages <= 1.9.21 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes
Affected software: password-protect-page(Plugin)
Affected versions: ≤ 1.9.21
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2026-3639
Published: 12 August 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 7fa5206e-8888-4872-b4bd-91fe5628498c). Methodology and redistribution notes

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