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CVE-2026-8609

🗓️ 10 Jul 2026 14:58:33Reported by GRAFANAType 
cve
 cve
🔗 web.nvd.nist.gov👁 9 Views

CVE-2026-8609: Unauthenticated attacker exhausts Grafana memory via repeated OAuth login requests, causing denial of service.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
AlpineLinux
CVE-2026-8609
10 Jul 202614:58
alpinelinux
Cvelist
CVE-2026-8609 Pre-authentication denial of service via the OAuth login route
10 Jul 202614:58
cvelist
EUVD
EUVD-2026-42921
10 Jul 202614:58
euvd
NVD
CVE-2026-8609
10 Jul 202616:16
nvd
Positive Technologies
PT-2026-57212
10 Jul 202600:00
ptsecurity
Vulnrichment
CVE-2026-8609 Pre-authentication denial of service via the OAuth login route
10 Jul 202614:58
vulnrichment
[
  {
    "vendor": "Grafana",
    "product": "Grafana OSS",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "11.6.0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "11.6.14"
      },
      {
        "version": "12.2.0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "12.2.8"
      },
      {
        "version": "12.3.0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "12.3.6"
      },
      {
        "version": "12.4.0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "12.4.3"
      },
      {
        "version": "13.0.0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "13.0.1"
      }
    ]
  }
]

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10 Jul 2026 18:44Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.15.3
SSVC
9