Improper access control in Apache HTTP Server - CVE-2026-24072
Published: May 4, 2026
Vulnerability details
The vulnerability allows a local user to disclose sensitive information.
The vulnerability exists due to improper access control in various Apache HTTP Server modules when evaluating ap_expr from .htaccess files. A local user can create a crafted .htaccess expression to disclose sensitive information.
The issue affects local .htaccess authors and allows reading files with the privileges of the httpd user.
Affected software
IBM HTTP Server
SUSE Linux Enterprise Server 15 SP5
Debian Linux
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 12 SP5
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
Server Applications Module
SUSE Package Hub 15
Basesystem Module
openSUSE Leap
openEuler
Ubuntu
Anolis OS
SecurityCenter
WebSphere Remote Server
IBM Rational ClearCase
IBM Rational ClearQuest
IBM Business Automation Workflow
IBM OpenPages with Watson
DevOps Code ClearCase
mod_session
mod_proxy_html
mod_md
mod_ldap
httpd-tools
httpd-devel
httpd-debugsource
httpd-debuginfo
httpd
httpd-help
httpd-filesystem
mod_ssl
apache2 (Ubuntu package)
apache2-debugsource
apache2-example-pages
apache2-prefork-debuginfo
apache2-worker
apache2-tls13-prefork-debuginfo
apache2-prefork
apache2-tls13-devel
apache2-devel
apache2-tls13-worker-debuginfo
apache2-utils-debuginfo
apache2-tls13-example-pages
apache2
apache2-tls13-worker
apache2-tls13-doc
apache2-doc
apache2-worker-debuginfo
apache2-tls13-utils
apache2-tls13-prefork
apache2-utils
apache2-tls13
apache2-tls13-debuginfo
apache2-tls13-debugsource
apache2-debuginfo
apache2-tls13-utils-debuginfo
apache2-event-debuginfo
apache2-event
apache2-manual
apache2-prefork-debugsource
apache2-utils-debugsource
apache2-worker-debugsource
apache2-event-debugsource
httpd-manual
httpd-doc
mod_lua
httpd-core
apache2 (Debian package)
How to mitigate CVE-2026-24072
SecurityCenter - addressed in versions SC202607.1, SC202607.2
IBM HTTP Server - addressed in versions 8.5.5.30, 9.0.5.28
mod_session - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
mod_proxy_html - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
mod_md - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
mod_ldap - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
httpd-tools - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
httpd-devel - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
httpd-debugsource - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
httpd-debuginfo - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
httpd - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
httpd-help - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
httpd-filesystem - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
mod_ssl - addressed in versions 2.4.43-35, 2.4.51-29, 2.4.58-14, 2.4.58-15
apache2 (Ubuntu package) - addressed in versions 2.4.52-1ubuntu4.20, 2.4.58-1ubuntu8.12, 2.4.64-1ubuntu3.4, 2.4.66-2ubuntu2.1
apache2-debugsource - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-example-pages - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1
apache2-prefork-debuginfo - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-worker - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-tls13-prefork-debuginfo - update to 2.4.66-35.78.1
apache2-prefork - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-tls13-devel - update to 2.4.66-35.78.1
apache2-devel - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-tls13-worker-debuginfo - update to 2.4.66-35.78.1
apache2-utils-debuginfo - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-tls13-example-pages - update to 2.4.66-35.78.1
apache2 - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-tls13-worker - update to 2.4.66-35.78.1
apache2-tls13-doc - update to 2.4.66-35.78.1
apache2-doc - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1
apache2-worker-debuginfo - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-tls13-utils - update to 2.4.66-35.78.1
apache2-tls13-prefork - update to 2.4.66-35.78.1
apache2-utils - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-tls13 - update to 2.4.66-35.78.1
apache2-tls13-debuginfo - update to 2.4.66-35.78.1
apache2-tls13-debugsource - update to 2.4.66-35.78.1
apache2-debuginfo - addressed in versions 2.4.66-35.78.1, 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-tls13-utils-debuginfo - update to 2.4.66-35.78.1
apache2-event-debuginfo - addressed in versions 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-event - addressed in versions 2.4.66-150400.6.57.1, 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-manual - addressed in versions 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-prefork-debugsource - addressed in versions 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-utils-debugsource - addressed in versions 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-worker-debugsource - addressed in versions 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
apache2-event-debugsource - addressed in versions 2.4.66-150600.5.52.1, 2.4.66-150700.4.20.1
mod_session - update to 2.4.67-1
httpd-manual - update to 2.4.67-1
httpd-filesystem - update to 2.4.67-1
httpd-doc - update to 2.4.67-1
mod_ssl - update to 2.4.67-1
mod_proxy_html - update to 2.4.67-1
mod_lua - update to 2.4.67-1
mod_ldap - update to 2.4.67-1
httpd-tools - update to 2.4.67-1
httpd-devel - update to 2.4.67-1
httpd-core - update to 2.4.67-1
httpd - update to 2.4.67-1
apache2 (Debian package) - addressed in versions 2.4.67-1~deb12u2, 2.4.67-1~deb13u2
External References
Related Security Bulletins
- Multiple vulnerabilities in Apache HTTP Server
- Ubuntu update for apache2
- Multiple vulnerabilities in IBM HTTP Server
- Debian update for apache2
- Multiple vulnerabilities in IBM Business Automation Workflow
- openEuler 24.03 LTS SP1 update for httpd
- openEuler 24.03 LTS update for httpd
- openEuler 22.03 LTS SP4 update for httpd
- openEuler 24.03 LTS SP3 update for httpd
- Multiple vulnerabilities in IBM WebSphere Remote Server
- Multiple vulnerabilities in IBM DevOps Code ClearCase
- openEuler 20.03 LTS SP4 update for httpd
- Multiple vulnerabilities in IBM OpenPages
- SUSE update for apache2
- SUSE update for apache2
- Anolis OS update for httpd
- Multiple vulnerabilities in IBM Rational ClearQuest
- SUSE update for apache2
- SUSE update for apache2
- Multiple vulnerabilities in Tenable Security Center
- Tenable Security Center on Enclave Security update for third-party components