CVE-2025-66200
published 2025-12-05CVE-2025-66200: mod_userdir+suexec bypass via AllowOverride FileInfo vulnerability in Apache HTTP Server. Users with access to use the RequestHeader directive in htaccess can…
medium5.4CVSS 3.1
AVNACLPRLUINSUCNILAL
mod_userdir+suexec bypass via AllowOverride FileInfo vulnerability in Apache HTTP Server. Users with access to use the RequestHeader directive in htaccess can cause some CGI scripts to run under an unexpected userid.
This issue affects Apache HTTP Server: from 2.4.7 through 2.4.65.
Users are recommended to upgrade to version 2.4.66, which fixes the issue.
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| apache | http_server | >= 2.4.7 < 2.4.66 | 2.4.66 |
| apache | httpd | — | — |
| apache_software_foundation | apache_http_server | 2.4.7 – 2.4.65 | — |
| debian | apache2 | < apache2 2.4.66-1~deb12u1 (bookworm) | apache2 2.4.66-1~deb12u1 (bookworm) |
| msrc | azl3_httpd_2.4.65-1_on_azure_linux_3.0 | — | — |
| msrc | cbl2_httpd_2.4.65-1_on_cbl_mariner_2.0 | — | — |
| ubuntu | apache2 | — | — |
CVSS provenance
nvdv3.15.4MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
osv7.5HIGH