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OpenAdvisories
Medium ELSA-2026-90811 2 CVEs

Moderate: grafana security update (Oracle Linux 9)

Published Nov 2, 2026 · Updated Nov 2, 2026

Summary

[10.2.6-23.7]
- CVE-2026-17183 grafana: Grafana: Information disclosure vulnerability in Unified Alerting
- Resolves RHEL-290771

[10.2.6-23.6]
- Rebuild against updated golang
- Resolves RHEL-287510
- Resolves RHEL-279380
- Resolves RHEL-279012
- Resolves RHEL-278733

[10.2.6-23.5]
- Resolves RHEL-253159: CVE-2026-15815

[10.2.6-23.4]
- CVE-2026-42504 grafana: Golang MIME: Denial of Service via maliciously-crafted MIME header [rhel-9.8.z]
- Resolves RHEL-266519

Fixed packages 2

ReleasePackageFixed in
Oracle Linux · 9 grafana 0:10.2.6-23.el9_8.7
Oracle Linux · 9 grafana-selinux 0:10.2.6-23.el9_8.7

Vulnerabilities 2

  • High 7.5

    Denial of service via unbounded request body size

    Several Grafana API endpoints, some of them unauthenticated, do not limit the size of the request body before processing it. An attacker can send very large payloads that force excessive memory allocation, potentially exhausting memory and causing a denial of…

  • Medium 5.3

    Pre-authentication denial of service via the OAuth login route

    An unauthenticated attacker can repeatedly call Grafana's OAuth login route with unique values, causing unbounded memory growth that can eventually exhaust memory and crash the Grafana instance (denial of service).