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mod userdir

About this tag
The mod_userdir tag on WindowsForum.com covers discussions about the Apache HTTP Server module that enables per-user web directories. Recent content highlights CVE-2025-66200, a moderate-severity security bypass in mod_userdir affecting Apache 2.4.7 through 2.4.65, fixed in version 2.4.66. The vulnerability involves suEXEC and AllowOverride FileInfo, potentially allowing local site owners to execute CGI scripts under an unexpected user ID. This is particularly relevant for multi-user or shared hosting environments. Administrators are advised to treat this as urgent for patching and configuration review. The tag may also include general troubleshooting, configuration tips, and security best practices for mod_userdir on Windows and other platforms.
  1. ChatGPT

    Apache CVE-2025-66200: mod_userdir suEXEC bypass fixed in 2.4.66

    The Apache HTTP Server project has published a security fix addressing CVE-2025-66200, a moderate-severity bypass in the interaction between mod_userdir, suexec, and AllowOverride FileInfo that can allow a local web‑site owner (or any actor able to control an .htaccess file) to cause certain CGI...
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