A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend. Users are recommended to upgrade to version 2.4.68, which fixes this issue.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade httpdUpgrade mod_sslUpgrade httpd-develUpgrade mod_mdUpgrade httpd-toolsUpgrade mod_proxy_htmlUpgrade mod_luaUpgrade mod_http2Upgrade httpd-coreUpgrade httpd-manualUpgrade mod_sessionUpgrade mod_ldapUpgrade httpd-filesystem | Jul 21, 2026 | Jul 20, 2026 |
| Alpine Linux | — | Upgrade apache2 | Jul 7, 2026 | Jun 8, 2026 |
| Amazon Linux Ami 2 | — | Upgrade mod_mdUpgrade httpd-debuginfoUpgrade mod_sessionUpgrade mod_ldapUpgrade httpd-manualUpgrade httpd-develUpgrade mod_sslUpgrade httpd-filesystemUpgrade httpd-toolsUpgrade httpdUpgrade mod_proxy_html | Jun 23, 2026 | Jun 23, 2026 |
| Amazon_linux_2023 | — | Upgrade mod_lua-debuginfoUpgrade httpd-toolsUpgrade httpd-core-debuginfoUpgrade mod_luaUpgrade httpd-tools-debuginfoUpgrade mod_ssl-debuginfoUpgrade httpd-manualUpgrade mod_ldapUpgrade mod_ldap-debuginfoUpgrade httpd-debugsourceUpgrade httpdUpgrade mod_sessionUpgrade mod_proxy_htmlUpgrade httpd-develUpgrade httpd-coreUpgrade httpd-debuginfoUpgrade mod_proxy_html-debuginfoUpgrade httpd-filesystemUpgrade mod_sslUpgrade mod_session-debuginfo | Jun 23, 2026 | Jun 8, 2026 |
| Apache Httpd | — | Upgrade to the latest version of Apache HTTPD | Jun 9, 2026 | Jun 8, 2026 |
| Debian | — | Upgrade apache2 | Jun 16, 2026 | Jun 16, 2026 |
| Freebsd | — | Upgrade apache24 | Jun 15, 2026 | Jun 8, 2026 |
| Gentoo Linux | — | Upgrade www-servers/apache. | Aug 16, 2026 | Aug 13, 2026 |
| Redhat_linux | — | Upgrade mod_ldapUpgrade mod_sslUpgrade mod_mdUpgrade mod_session-debuginfoNo solution existsUpgrade httpd-filesystemUpgrade mod_http2-debugsourceUpgrade mod_proxy_html-debuginfoUpgrade mod_ldap-debuginfoUpgrade httpd-manualUpgrade mod_md-debugsourceUpgrade mod_ssl-debuginfoUpgrade httpd-core-debuginfoUpgrade mod_http2Upgrade mod_proxy_htmlUpgrade mod_http2-debuginfoUpgrade mod_sessionUpgrade httpd-tools-debuginfoUpgrade mod_md-debuginfoUpgrade httpd-develUpgrade httpd-toolsUpgrade httpdUpgrade mod_luaUpgrade mod_lua-debuginfoUpgrade httpd-coreUpgrade httpd-debuginfoUpgrade httpd-debugsource | Jul 3, 2026 | Jun 8, 2026 |
| Rocky_linux | — | Upgrade mod_md-debugsourceUpgrade mod_luaUpgrade mod_http2-debuginfoUpgrade mod_ssl-debuginfoUpgrade httpd-tools-debuginfoUpgrade httpd-core-debuginfoUpgrade httpd-coreUpgrade httpdUpgrade httpd-develUpgrade httpd-toolsUpgrade mod_sslUpgrade mod_proxy_htmlUpgrade mod_http2-debugsourceUpgrade mod_ldapUpgrade mod_session-debuginfoUpgrade mod_md-debuginfoUpgrade httpd-debugsourceUpgrade httpd-debuginfoUpgrade mod_lua-debuginfoUpgrade mod_mdUpgrade mod_http2Upgrade mod_proxy_html-debuginfoUpgrade mod_ldap-debuginfoUpgrade mod_session | Jul 10, 2026 | Jul 7, 2026 |
| Ubuntu | — | Upgrade apache2-mpm-prefork (Ubuntu Pro)Upgrade apache2-suexec-pristine (Ubuntu Pro)Upgrade apache2 (Ubuntu Pro)Upgrade apache2Upgrade libapache2-mod-macro (Ubuntu Pro)Upgrade apache2.2-bin (Ubuntu Pro)Upgrade libapache2-mod-proxy-html (Ubuntu Pro)Upgrade libapache2-mod-md (Ubuntu Pro)Upgrade libapache2-mod-proxy-uwsgi (Ubuntu Pro)Upgrade apache2-utils (Ubuntu Pro)Upgrade apache2-mpm-event (Ubuntu Pro)Upgrade apache2-mpm-itk (Ubuntu Pro)Upgrade apache2-suexec (Ubuntu Pro)Upgrade apache2-mpm-worker (Ubuntu Pro)Upgrade apache2-suexec-custom (Ubuntu Pro)Upgrade apache2-dev (Ubuntu Pro)Upgrade apache2-ssl-dev (Ubuntu Pro)Upgrade apache2-bin (Ubuntu Pro) | Jul 9, 2026 | Jul 8, 2026 |
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