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CVE-2025-9878

MEDIUM 6.4 CVSS 3.1
Published
August 25, 2026
Last modified
October 7, 2026
NVD status
Deferred
Reported by
security@wordfence.com
Weakness
CWE-79
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Description

The PPWP – Password Protect WordPress | #1 Most-Reviewed Password Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'ppwp' shortcode in all versions up to, and including, 1.9.21 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected WordPress components

  • PPWP – Password Protect Pages Plugin · password-protect-page
    Confirmed match Active
    Up to and including 1.9.21
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • buildwps PPWP – Password Protect Pages — Up to and including 1.9.21

References

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/password-protect-page/tags/1.9.12/includes/services/class-ppw-shortcode.php#L544
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset?reponame=&old=3637624%40password-protect-page&new=3637624%40password-protect-page
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset?reponame=&old=3642939%40password-protect-page&new=3642939%40password-protect-page
  • reserach.cleantalk.org https://reserach.cleantalk.org/CVE-2025-9878
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/99772f4b-4152-42dc-8bde-697bba3d031f?source=cve
  • nvd.nist.gov Official NVD record