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CVE-2026-33218

🗓️ 25 Mar 2026 19:53:12Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 96 Views

CVE-2026-33218: NATS server crash via leafnode pre-auth message; fix in 2.11.15 and 2.12.6; disable leafnode or restrict access.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-33218
25 Mar 202619:53
–attackerkb
alpinelinux
AlpineLinux
CVE-2026-33218
25 Mar 202619:53
–alpinelinux
cgr
Chainguard
CVE-2026-33218 vulnerabilities
25 Mar 202619:17
–cgr
circl
Circl
CVE-2026-33218
25 Mar 202619:16
–circl
cnnvd
CNNVD
Nats-Server input validation error vulnerability
25 Mar 202600:00
–cnnvd
cvelist
Cvelist
CVE-2026-33218 NATS has pre-auth server panic via leafnode handling
25 Mar 202619:53
–cvelist
debiancve
Debian CVE
CVE-2026-33218
25 Mar 202619:53
–debiancve
github
Github Security Blog
NATS has pre-auth server panic via leafnode handling
24 Mar 202621:45
–github
mend
Mend
CVE-2026-33218
25 Mar 202619:53
–mend
nvd
NVD
CVE-2026-33218
25 Mar 202620:16
–nvd
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OR
[
  {
    "vendor": "nats-io",
    "product": "nats-server",
    "versions": [
      {
        "version": "< < 2.11.15",
        "status": "affected"
      },
      {
        "version": ">= 2.12.0-RC.1, < 2.12.6",
        "status": "affected"
      }
    ]
  }
]

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09 Sep 2026 13:19Current
7High risk
Vulners AI Score7
CVSS 3.17.5
EPSS0.00844
SSVC
96