A security update has been released for Grafana on AlmaLinux 10. The update fixes multiple vulnerabilities, including denial of service due to crafted certificates and privilege escalation through dashboard permissions bypass. Other issues addressed include excessive CPU consumption when building archives and memory exhaustion during query parameter parsing.

ALSA-2026:2914: grafana security update (Important)

ALSA-2026:2914: grafana security update (Important)

Hi,

You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux.

AlmaLinux: 10
Type: Security
Severity: Important
Release date: 2026-02-19

Summary:

Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB.

Security Fix(es):

* crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate (CVE-2025-61729)
* grafana/grafana/pkg/services/dashboards: Grafana Dashboard Permissions Scope Bypass Enables Cross?Dashboard Privilege Escalation (CVE-2026-21721)
* golang: archive/zip: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728)
* golang: net/url: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726)
* crypto/tls: Unexpected session resumption in crypto/tls (CVE-2025-68121)

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.

Full details, updated packages, references, and other related information: https://errata.almalinux.org/10/ALSA-2026-2914.html

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Kind regards,
AlmaLinux Team