CVE-2026-0551 | CVSS: 8.8 | 严重级别: HIGH
The PPWP – Password Protect Pages plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.9.18 via deserialization of untrusted input from the 'post_protection_roles' vulnerable parameter. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software, which means this vulnerability has no impact unless another plugin or theme containing a POP chain is installed on the site. If a POP chain is present via an additional plugin or theme installe
参考链接:
• https://plugins.trac.wordpress.org/browser/password-protect-page/trunk/includes/
• https://plugins.trac.wordpress.org/changeset/3567221/password-protect-page
• https://www.wordfence.com/threat-intel/vulnerabilities/id/b8f53282-740e-4ac3-a2e
📌 数据来源: NVD 官方