{"id":"ALSA-2026:2920","summary":"Important: grafana security update","details":"Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB.   \n\nSecurity Fix(es):  \n\n  * crypto/x509: golang: Denial of Service due to excessive resource consumption via crafted certificate (CVE-2025-61729)\n  * grafana/grafana/pkg/services/dashboards: Grafana Dashboard Permissions Scope Bypass Enables Cross?Dashboard Privilege Escalation (CVE-2026-21721)\n  * golang: archive/zip: Excessive CPU consumption when building archive index in archive/zip (CVE-2025-61728)\n  * golang: net/url: Memory exhaustion in query parameter parsing in net/url (CVE-2025-61726)\n  * crypto/tls: Unexpected session resumption in crypto/tls (CVE-2025-68121)\n\n\nFor 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.\n","modified":"2026-02-24T21:43:59.220164Z","published":"2026-02-18T00:00:00Z","related":["CVE-2025-61726","CVE-2025-61728","CVE-2025-61729","CVE-2025-68121","CVE-2026-21721"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:2920"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-61726"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-61728"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-61729"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-68121"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-21721"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2418462"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2433242"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2434431"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2434432"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2437111"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2026-2920.html"}],"affected":[{"package":{"name":"grafana","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/grafana"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.2.6-18.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:2920.json"}},{"package":{"name":"grafana-selinux","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/grafana-selinux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"10.2.6-18.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2026:2920.json"}}],"schema_version":"1.7.3"}