Red Hat Product Security published a series of RHSA notices in 2026 addressing vulnerability patches for Red Hat Enterprise Linux systems. IT teams running RHEL 7 through RHEL 10 will find updated packages for Keycloak, Python 3.12, the Linux kernel, and JBoss Web Server. Reviewers rated the majority of these notices as Important or Moderate, and they included CVSS base scores for each identified vulnerability.

RHSA-2026:50817: Important: gimp security update
RHSA-2026:50816: Important: python3 security update
RHSA-2026:50808: Moderate: libpng security update
RHSA-2026:49951: Moderate: Red Hat JBoss Web Server 7.0.1 release and security update
RHSA-2026:50774: Important: libtiff security update
RHSA-2026:50779: Important: libpq security update
RHSA-2026:50771: Important: python3.12 security update
RHSA-2026:50772: Moderate: freeipmi security update
RHSA-2026:50718: Important: xorg-x11-server-Xwayland security update
RHSA-2026:50691: Moderate: gstreamer1-plugins-ugly-free security update
RHSA-2026:50655: Important: fence-agents security update
RHSA-2026:50688: Moderate: gstreamer1-plugins-ugly-free security update
RHSA-2026:50654: Important: fence-agents security update
RHSA-2026:50653: Important: fence-agents security update
RHSA-2026:50572: Important: mod_http2 security update
RHSA-2026:50849: Important: Red Hat build of Keycloak 26.6.5 Images Security Update
RHSA-2026:50847: Important: Red Hat build of Keycloak 26.4.14 Images Security Update
RHSA-2026:50846: Important: Red Hat build of Keycloak 26.4.14 Security Update
RHSA-2026:50848: Important: Red Hat build of Keycloak 26.6.5 Security Update
RHSA-2026:50978: Important: kernel security, bug fix, and enhancement update
RHSA-2026:50964: Important: postfix security update
RHSA-2026:50963: Important: postfix security update
RHSA-2026:50863: Important: libpq security update
RHSA-2026:50811: Important: postgresql security update
RHSA-2026:49952: Moderate: Red Hat JBoss Web Server 7.0.1 release and security update
RHSA-2026:50770: Important: python3.12 security update
RHSA-2026:50769: Moderate: freeipmi security update
RHSA-2026:50747: Important: freerdp security update
RHSA-2026:50729: Moderate: freeipmi security update

RHSA-2026:50817: Important: gimp security update

An update for gimp is now available for Red Hat Enterprise Linux 9.

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.

RHSA-2026:50817: Important: gimp security update

RHSA-2026:50816: Important: python3 security update

An update for python3 is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On.

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.

RHSA-2026:50816: Important: python3 security update

RHSA-2026:50808: Moderate: libpng security update

An update for libpng is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

RHSA-2026:50808: Moderate: libpng security update

RHSA-2026:49951: Moderate: Red Hat JBoss Web Server 7.0.1 release and security update

Red Hat JBoss Web Server 7.0.1 is now available for Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, and Red Hat Enterprise Linux 10.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

RHSA-2026:49951: Moderate: Red Hat JBoss Web Server 7.0.1 release and security update

RHSA-2026:50774: Important: libtiff security update

An update for libtiff is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

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.

RHSA-2026:50774: Important: libtiff security update

RHSA-2026:50779: Important: libpq security update

An update for libpq is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

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.

RHSA-2026:50779: Important: libpq security update

RHSA-2026:50771: Important: python3.12 security update

An update for python3.12 is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions.

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.

RHSA-2026:50771: Important: python3.12 security update

RHSA-2026:50772: Moderate: freeipmi security update

An update for freeipmi is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

RHSA-2026:50772: Moderate: freeipmi security update

RHSA-2026:50718: Important: xorg-x11-server-Xwayland security update

An update for xorg-x11-server-Xwayland is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

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.

RHSA-2026:50718: Important: xorg-x11-server-Xwayland security update

RHSA-2026:50691: Moderate: gstreamer1-plugins-ugly-free security update

An update for gstreamer1-plugins-ugly-free is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

RHSA-2026:50691: Moderate: gstreamer1-plugins-ugly-free security update

RHSA-2026:50655: Important: fence-agents security update

An update for fence-agents is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions.

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.

RHSA-2026:50655: Important: fence-agents security update

RHSA-2026:50688: Moderate: gstreamer1-plugins-ugly-free security update

An update for gstreamer1-plugins-ugly-free is now available for Red Hat Enterprise Linux 10.0 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

RHSA-2026:50688: Moderate: gstreamer1-plugins-ugly-free security update

RHSA-2026:50654: Important: fence-agents security update

An update for fence-agents is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

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.

RHSA-2026:50654: Important: fence-agents security update

RHSA-2026:50653: Important: fence-agents security update

An update for fence-agents is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions.

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.

RHSA-2026:50653: Important: fence-agents security update

RHSA-2026:50572: Important: mod_http2 security update

An update for mod_http2 is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

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.

RHSA-2026:50572: Important: mod_http2 security update

RHSA-2026:50849: Important: Red Hat build of Keycloak 26.6.5 Images Security Update

New images are available for Red Hat build of Keycloak 26.6.5 and
Red Hat build of Keycloak 26.6.5 Operator, running on OpenShift
Container Platform

RHSA-2026:50849: Important: Red Hat build of Keycloak 26.6.5 Images Security Update

RHSA-2026:50847: Important: Red Hat build of Keycloak 26.4.14 Images Security Update

New images are available for Red Hat build of Keycloak 26.4.14 and Red Hat build of Keycloak 26.4.14 Operator, running on OpenShift Container Platform

RHSA-2026:50847: Important: Red Hat build of Keycloak 26.4.14 Images Security Update

RHSA-2026:50846: Important: Red Hat build of Keycloak 26.4.14 Security Update

New Red Hat build of Keycloak 26.4.14 packages are available from the Customer Portal

RHSA-2026:50846: Important: Red Hat build of Keycloak 26.4.14 Security Update

RHSA-2026:50848: Important: Red Hat build of Keycloak 26.6.5 Security Update

New Red Hat build of Keycloak 26.6.5 packages are available from the Customer Portal

RHSA-2026:50848: Important: Red Hat build of Keycloak 26.6.5 Security Update

RHSA-2026:50978: Important: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8.

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.

RHSA-2026:50978: Important: kernel security, bug fix, and enhancement update

RHSA-2026:50964: Important: postfix security update

An update for postfix is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 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.

RHSA-2026:50964: Important: postfix security update

RHSA-2026:50963: Important: postfix security update

An update for postfix is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On.

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.

RHSA-2026:50963: Important: postfix security update

RHSA-2026:50863: Important: libpq security update

An update for libpq is now available for Red Hat Enterprise Linux 10.0 Extended Update Support.

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.

RHSA-2026:50863: Important: libpq security update

RHSA-2026:50811: Important: postgresql security update

An update for postgresql is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions.

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.

RHSA-2026:50811: Important: postgresql security update

RHSA-2026:49952: Moderate: Red Hat JBoss Web Server 7.0.1 release and security update

Red Hat JBoss Web Server 7.0.1 zip release is now available for Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat Enterprise Linux 10, and Windows Server.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

RHSA-2026:49952: Moderate: Red Hat JBoss Web Server 7.0.1 release and security update

RHSA-2026:50770: Important: python3.12 security update

An update for python3.12 is now available for Red Hat Enterprise Linux 9.6 Extended Update Support.

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.

RHSA-2026:50770: Important: python3.12 security update

RHSA-2026:50769: Moderate: freeipmi security update

An update for freeipmi is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

RHSA-2026:50769: Moderate: freeipmi security update

RHSA-2026:50747: Important: freerdp security update

An update for freerdp is now available for Red Hat Enterprise Linux 10.

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.

RHSA-2026:50747: Important: freerdp security update

RHSA-2026:50729: Moderate: freeipmi security update

An update for freeipmi is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

RHSA-2026:50729: Moderate: freeipmi security update