Bug 2499061 (CVE-2026-8609) - CVE-2026-8609 grafana: Grafana: Denial of Service via unbounded memory growth in OAuth login route
Summary: CVE-2026-8609 grafana: Grafana: Denial of Service via unbounded memory growth...
Keywords:
Status: NEW
Alias: CVE-2026-8609
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2501319
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-07-10 16:02 UTC by OSIDB Bzimport
Modified: 2026-09-23 13:20 UTC (History)
18 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:54178 0 None None None 2026-08-12 06:57:35 UTC
Red Hat Product Errata RHSA-2026:67517 0 None None None 2026-09-15 09:24:49 UTC

Description OSIDB Bzimport 2026-07-10 16:02:12 UTC 
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).
Comment 3 errata-xmlrpc 2026-08-12 06:57:33 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:54178 https://access.redhat.com/errata/RHSA-2026:54178
Comment 5 Jon Orris 2026-09-15 09:24:47 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:67517 https://access.redhat.com/errata/RHSA-2026:67517
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