Issued:

2026-01-05

Updated:

2026-01-05

RHSA-2026:0011 - Important: httpd:2.4 security update

Synopsis

Important: httpd:2.4 security update

Type/Severity

Security Advisory Important

Topic

An update for the httpd:2.4 module is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.

Security Fix(es):

• mod_md: Apache HTTP Server: mod_md (ACME), unintended retry intervals (CVE-2025-55753)

• httpd: Apache HTTP Server: Server Side Includes adds query string to #exec cmd=... (CVE-2025-58098)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

Updated Packages

• mod_http2-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.x86_64.rpm
• httpd-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.src.rpm
• mod_md-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.src.rpm
• httpd-filesystem-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.noarch.rpm
• mod_md-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.x86_64.rpm
• mod_http2-debuginfo-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.x86_64.rpm
• mod_http2-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.src.rpm
• mod_md-debuginfo-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.x86_64.rpm
• mod_md-debugsource-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.x86_64.rpm
• mod_proxy_html-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• mod_session-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• httpd-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• httpd-tools-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• mod_ldap-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• httpd-debugsource-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• httpd-devel-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• mod_session-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• mod_http2-debugsource-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.x86_64.rpm
• mod_ssl-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• mod_ssl-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• httpd-manual-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.noarch.rpm
• mod_ldap-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• httpd-tools-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• httpd-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• mod_proxy_html-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.x86_64.rpm
• mod_proxy_html-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_proxy_html-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_ssl-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• httpd-devel-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_http2-debugsource-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.ppc64le.rpm
• httpd-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• httpd-debugsource-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_md-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.ppc64le.rpm
• mod_http2-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.ppc64le.rpm
• mod_ldap-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_ldap-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_md-debuginfo-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.ppc64le.rpm
• mod_md-debugsource-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.ppc64le.rpm
• mod_session-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• httpd-tools-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_session-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_http2-debuginfo-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.ppc64le.rpm
• httpd-tools-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_ssl-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• httpd-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.ppc64le.rpm
• mod_http2-debugsource-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.aarch64.rpm
• mod_http2-debuginfo-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.aarch64.rpm
• httpd-devel-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• mod_ldap-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• mod_session-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• httpd-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• mod_session-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• httpd-debugsource-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• httpd-tools-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• mod_ldap-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• mod_md-debuginfo-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.aarch64.rpm
• mod_proxy_html-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• mod_http2-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.aarch64.rpm
• mod_md-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.aarch64.rpm
• mod_md-debugsource-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.aarch64.rpm
• httpd-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• mod_proxy_html-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• mod_ssl-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• httpd-tools-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• mod_ssl-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.aarch64.rpm
• httpd-devel-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_ldap-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• httpd-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_proxy_html-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_proxy_html-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_session-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• httpd-debugsource-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• httpd-tools-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_http2-debugsource-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.s390x.rpm
• httpd-tools-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• httpd-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_ldap-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_md-debuginfo-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.s390x.rpm
• mod_http2-debuginfo-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.s390x.rpm
• mod_http2-1.15.7-5.module+el8.6.0+23463+5d5709c6.4.s390x.rpm
• mod_session-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_ssl-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_ssl-debuginfo-2.4.37-47.module+el8.6.0+23843+c27a5dc4.12.s390x.rpm
• mod_md-debugsource-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.s390x.rpm
• mod_md-2.0.8-8.module+el8.6.0+23843+c27a5dc4.1.s390x.rpm

Fixes

• This content is not included.BZ - 2419140
• This content is not included.BZ - 2419365

CVEs

• CVE-2025-55753
• CVE-2025-58098

References

• https://access.redhat.com/security/updates/classification/#important

Additional information

• The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
• Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.