Red Hat Security Advisory: grafana security, bug fix, and enhancement update
Affects Red Hat grafana security,Source GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 7.4 High · fixed in Red Hat package updates : patch Red Hat grafana security, soon.
Data as of 6 Nov 2026, 02:35 UTC
- Patch
- Available – fixed in 13.0.1+security-01, 12.4.3+security-02, 12.3.6+security-04 +2
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 13 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| GrafanaGrafana OSS | Affected
| Fixed in
|
AI-suggested
Red Hat has released updated Grafana packages for Red Hat Enterprise Linux 9 and its variants that address these vulnerabilities. Users should apply these official updates as per Red Hat's guidance at https://access.redhat.com/articles/11258 to remediate the issues. No additional mitigation steps are indicated beyond applying the provided patches.
Description
Red Hat has issued a security advisory for Grafana addressing two vulnerabilities: a privilege escalation via dashboard overwrite (CVE-2026-33377) and unauthorized access due to an incorrect IPv6 allow-list default in the Grafana Auth Proxy (CVE-2026-33376). The update also includes bug fixes to prevent unbounded memory growth and to limit request body size. The advisory rates the security impact as moderate and provides updated packages for Red Hat Enterprise Linux 9 and its variants.
References
- access.redhat.com/errata/RHSA-2026:58982 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2477246 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2477262 (opens in a new tab)
- issues.redhat.com/browse/RHEL-242865 (opens in a new tab)
- issues.redhat.com/browse/RHEL-242866 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_58982.json (opens in a new tab)