RHSA-2026:58982 — Security Advisory
Red Hat Security Advisory: grafana security, bug fix, and enhancement update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · August 25, 2026
Updated · October 21, 2026
Topic
An update for grafana is now available for Red Hat Enterprise Linux 9.
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.
Description
Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB.
Security Fix(es):
-
grafana: Grafana: Privilege escalation via dashboard overwrite (CVE-2026-33377)
-
grafana: Grafana Auth Proxy: Unauthorized access due to incorrect IPv6 allow-list default (CVE-2026-33376)
Bug Fix(es) and Enhancement(s):
-
Avoid unbounded memory growth [rhel-9.8.z] (JIRA:RHEL-242865)
-
Limit the size of the request body before processing it (JIRA:RHEL-242866)
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.