CVE-2026-42535
Fixed in a distro release EPSS <1%CVSS 9.1
A path handling issue in mod_dav_fs in Apache 2.4.67 and earlier allows a WebDAV content author to directly manipulate trusted DAV property databases, potentially causing child process crashes. Users are recommended to upgrade to version 2.4.68, which fixes this issue.
Products: Apache Software Foundation Apache HTTP Server
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux 9 | httpd | 2.4.62-13.el9_8.5 |
| AlmaLinux 9 | httpd-core | 2.4.62-13.el9_8.5 |
| AlmaLinux 9 | httpd-devel | 2.4.62-13.el9_8.5 |
| AlmaLinux 9 | httpd-filesystem | 2.4.62-13.el9_8.5 |
| AlmaLinux 9 | httpd-manual | 2.4.62-13.el9_8.5 |
| AlmaLinux 9 | httpd-tools | 2.4.62-13.el9_8.5 |
| AlmaLinux 9 | mod_ldap | 2.4.62-13.el9_8.5 |
| AlmaLinux 9 | mod_lua | 2.4.62-13.el9_8.5 |
| AlmaLinux 9 | mod_proxy_html | 1:2.4.62-13.el9_8.5 |
| AlmaLinux 9 | mod_session | 2.4.62-13.el9_8.5 |
| AlmaLinux 9 | mod_ssl | 1:2.4.62-13.el9_8.5 |
| Alpine 3.21 | apache2 | 2.4.68-r0 |
| Alpine 3.22 | apache2 | 2.4.68-r0 |
| Alpine 3.23 | apache2 | 2.4.68-r0 |
| Alpine 3.24 | apache2 | 2.4.68-r0 |
| Debian 12 | apache2 | 2.4.68-1~deb12u1 |
| Debian 13 | apache2 | 2.4.68-1~deb13u1 |
| Debian 14 | apache2 | 2.4.68-1 |
| Red Hat Enterprise Linux 10.2 | httpd | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | httpd-core | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | httpd-core-debuginfo | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | httpd-debuginfo | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | httpd-debugsource | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | httpd-devel | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | httpd-filesystem | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | httpd-manual | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | httpd-tools | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | httpd-tools-debuginfo | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_ldap | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_ldap-debuginfo | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_lua | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_lua-debuginfo | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_proxy_html | 1:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_proxy_html-debuginfo | 1:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_session | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_session-debuginfo | 0:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_ssl | 1:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 10.2 | mod_ssl-debuginfo | 1:2.4.63-13.el10_2.4 |
| Red Hat Enterprise Linux 9 | httpd | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | httpd-core | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | httpd-core-debuginfo | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | httpd-debuginfo | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | httpd-debugsource | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | httpd-devel | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | httpd-filesystem | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | httpd-manual | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | httpd-tools | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | httpd-tools-debuginfo | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_ldap | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_ldap-debuginfo | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_lua | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_lua-debuginfo | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_proxy_html | 1:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_proxy_html-debuginfo | 1:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_session | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_session-debuginfo | 0:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_ssl | 1:2.4.62-13.el9_8.5 |
| Red Hat Enterprise Linux 9 | mod_ssl-debuginfo | 1:2.4.62-13.el9_8.5 |
| Red Hat hummingbird 1 | httpd | 0:2.4.68-1.hum1 |
| Red Hat hummingbird 1 | httpd-core | 0:2.4.68-1.hum1 |
| Red Hat hummingbird 1 | httpd-devel | 0:2.4.68-1.hum1 |
| Red Hat hummingbird 1 | httpd-filesystem | 0:2.4.68-1.hum1 |
| Red Hat hummingbird 1 | httpd-manual | 0:2.4.68-1.hum1 |
| Red Hat hummingbird 1 | httpd-tools | 0:2.4.68-1.hum1 |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-debuginfo | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-devel | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-manual | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-selinux | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-tools | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-httpd-tools-debuginfo | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_http2 | 0:2.0.29-13.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_http2-debuginfo | 0:2.0.29-13.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ldap | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ldap-debuginfo | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_proxy_html | 1:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_proxy_html-debuginfo | 1:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_session | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_session-debuginfo | 0:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ssl | 1:2.4.62-16.el8jbcs |
| Red Hat jboss core services 1 | jbcs-httpd24-mod_ssl-debuginfo | 1:2.4.62-16.el8jbcs |
| Rocky Linux 9 | httpd | 0:2.4.62-13.el9_8.5 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise Module for Basesystem 15 SP7 | apache2 | 2.4.66-150700.4.23.1 |
| SUSE Linux Enterprise Module for Basesystem 15 SP7 | apache2-prefork | 2.4.66-150700.4.23.1 |
| SUSE Linux Enterprise Module for Package Hub 15 SP7 | apache2-event | 2.4.66-150700.4.23.1 |
| SUSE Linux Enterprise Module for Server Applications 15 SP7 | apache2-devel | 2.4.66-150700.4.23.1 |
| SUSE Linux Enterprise Module for Server Applications 15 SP7 | apache2-manual | 2.4.66-150700.4.23.1 |
| SUSE Linux Enterprise Module for Server Applications 15 SP7 | apache2-utils | 2.4.66-150700.4.23.1 |
| SUSE Linux Enterprise Module for Server Applications 15 SP7 | apache2-worker | 2.4.66-150700.4.23.1 |
| SUSE Linux Enterprise Server 12 SP5-LTSS | apache2 | 2.4.66-35.81.1 |
| SUSE Linux Enterprise Server 12 SP5-LTSS | apache2-tls13 | 2.4.66-35.81.1 |
| SUSE Linux Enterprise Server 15 SP4-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise Server 15 SP5-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise Server 15 SP6-LTSS | apache2 | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server 15 SP6-LTSS | apache2-devel | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server 15 SP6-LTSS | apache2-manual | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server 15 SP6-LTSS | apache2-prefork | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server 15 SP6-LTSS | apache2-utils | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server 15 SP6-LTSS | apache2-worker | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server 16.0 | apache2 | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server 16.0 | apache2-devel | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server 16.0 | apache2-event | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server 16.0 | apache2-manual | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server 16.0 | apache2-prefork | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server 16.0 | apache2-utils | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server 16.0 | apache2-worker | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 | apache2 | 2.4.66-35.81.1 |
| SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 | apache2-tls13 | 2.4.66-35.81.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | apache2 | 2.4.66-150400.6.57.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | apache2 | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | apache2-devel | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | apache2-manual | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | apache2-prefork | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | apache2-utils | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | apache2-worker | 2.4.66-150600.5.55.1 |
| SUSE Linux Enterprise Server for SAP applications 16.0 | apache2 | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server for SAP applications 16.0 | apache2-devel | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server for SAP applications 16.0 | apache2-event | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server for SAP applications 16.0 | apache2-manual | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server for SAP applications 16.0 | apache2-prefork | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server for SAP applications 16.0 | apache2-utils | 2.4.66-160000.3.1 |
| SUSE Linux Enterprise Server for SAP applications 16.0 | apache2-worker | 2.4.66-160000.3.1 |
| Ubuntu 22.04 LTS | apache2 | 2.4.52-1ubuntu4.23 |
| Ubuntu 24.04 LTS | apache2 | 2.4.58-1ubuntu8.15 |
| Ubuntu 25.10 | apache2 | no fix |
| Ubuntu 26.04 LTS | apache2 | 2.4.66-2ubuntu2.4 |
| Ubuntu Pro 14.04 LTS | apache2 | 2.4.7-1ubuntu4.22+esm14 |
| Ubuntu Pro 16.04 LTS | apache2 | 2.4.18-2ubuntu3.17+esm19 |
| Ubuntu Pro 18.04 LTS | apache2 | 2.4.29-1ubuntu4.27+esm10 |
| Ubuntu Pro 20.04 LTS | apache2 | 2.4.41-4ubuntu3.23+esm5 |
| openSUSE Leap 16.0 | apache2 | 2.4.66-160000.3.1 |
| openSUSE Leap 16.0 | apache2-devel | 2.4.66-160000.3.1 |
| openSUSE Leap 16.0 | apache2-event | 2.4.66-160000.3.1 |
| openSUSE Leap 16.0 | apache2-manual | 2.4.66-160000.3.1 |
| openSUSE Leap 16.0 | apache2-prefork | 2.4.66-160000.3.1 |
| openSUSE Leap 16.0 | apache2-utils | 2.4.66-160000.3.1 |
| openSUSE Leap 16.0 | apache2-worker | 2.4.66-160000.3.1 |