CVE-2025-11244
LowCVSS 3.7Exploitation Probability (EPSS)
Low risk21th percentile - higher than 21% of all known CVEs
Summary
The Password Protected plugin for WordPress is vulnerable to authorization bypass via IP address spoofing in all versions up to and including 2.7.11. This is due to trusting client-controlled HTTP headers in the pp_get_ip_address() function when the "Use transients" feature is enabled. Attackers can bypass authorization by spoofing these headers with the IP of an authenticated user.
Risk Assessment
An attacker could gain unauthorized access to protected content if the "Use transients" option is enabled (non-default) and the site is not behind a CDN or reverse proxy that overwrites these headers.
Recommendation
Update the plugin to the latest version if available. Also disable the "Use transients" option or configure the server to overwrite client IP headers.
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Original NVD description (English source)
The Password Protected plugin for WordPress is vulnerable to authorization bypass via IP address spoofing in all versions up to, and including, 2.7.11. This is due to the plugin trusting client-controlled HTTP headers (such as X-Forwarded-For, HTTP_CLIENT_IP, and similar headers) to determine user IP addresses in the `pp_get_ip_address()` function when the "Use transients" feature is enabled. This makes it possible for attackers to bypass authorization by spoofing these headers with the IP address of a legitimately authenticated user, granted the "Use transients" option is enabled (non-default configuration) and the site is not behind a CDN or reverse proxy that overwrites these headers.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS

