Summary
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 [almalinux-9.8.z] (JIRA:AlmaLinux-242865)
* Limit the size of the request body before processing it (JIRA:AlmaLinux-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.
Fixed packages 2
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 9 | grafana | 10.2.6-23.el9_8.2 |
| AlmaLinux · 9 | grafana-selinux | 10.2.6-23.el9_8.2 |
Vulnerabilities 2
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High 7.4
Auth Proxy IPv6 whitelist bypass
When using an IPv6 allow-list for the Auth Proxy feature, it defaults to /32 addresses. Addresses specifying a mask explicitly are not affected; to mitigate easily, add the desired mask (usually /128) to the addresses. Only auth proxy is affected; Okta, SAML,…
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High 7.1
Dashboard Import Overwrites ACL — Editor Privilege Escalation to Dashboard Admin
An Editor can overwrite a dashboard not owned by them to acquire admin on that specific dashboard. The user must have write access to the dashboard to escalate privilege.