Threat Entry Updated 2026-04-22

CVE-2026-4132 - Http Headers Plugin

The HTTP Headers plugin for WordPress is vulnerable to External Control of File Name or Path leading to Remote Code Execution in all versions up to and including 1.19.2. This is due to insufficient validation of the file path stored in the 'hh_htpasswd_path' option and lack of sanitization on the 'hh_www_authenticate_user' option value. The plugin allows administrators to set an arbitrary file path for the htpasswd file location and does not validate that the path has a safe file extension (e.g., restricting to .htpasswd). Additionally, the username field used for…

PLUGIN Http Headers

CVE-2026-4132

HIGH CVSS 7.2 2026-04-22

Risk Score

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Threat Entry Updated 2026-04-22

CVE-2026-2717 - Http Headers Plugin

The HTTP Headers plugin for WordPress is vulnerable to CRLF Injection in all versions up to, and including, 1.19.2. This is due to insufficient sanitization of custom header name and value fields before writing them to the Apache .htaccess file via `insert_with_markers()`. This makes it possible for authenticated attackers, with Administrator-level access and above, to inject arbitrary newline characters and additional Apache directives into the .htaccess configuration file via the 'Custom Headers' settings, leading to Apache configuration parse errors and potential site-wide denial of service.

PLUGIN Http Headers

CVE-2026-2717

MEDIUM CVSS 5.5 2026-04-22

Risk Score

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Threat Entry Updated 2026-04-22

CVE-2026-1379 - Http Headers Plugin

The HTTP Headers plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 1.19.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

PLUGIN Http Headers

CVE-2026-1379

MEDIUM CVSS 4.4 2026-04-22

Risk Score

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Threat Entry Updated 2024-11-21

CVE-2023-1208 - Http Headers Plugin

This HTTP Headers WordPress plugin before 1.18.11 allows arbitrary data to be written to arbitrary files, leading to a Remote Code Execution vulnerability.

PLUGIN Http Headers

CVE-2023-1208

HIGH CVSS 7.2 2023-07-10

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Threat Entry Updated 2025-01-24

CVE-2023-1207 - Http Headers Plugin

This HTTP Headers WordPress plugin before 1.18.8 has an import functionality which executes arbitrary SQL on the server, leading to an SQL Injection vulnerability.

PLUGIN Http Headers

CVE-2023-1207

HIGH CVSS 7.2 2023-05-15

Risk Score

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