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CVE-2026-33246 NATS: Leafnode connections allow spoofing of Nats-Request-Info identity headers

🗓️ 25 Mar 2026 19:50:03Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 21 Views

Leafnode connections can spoof the Nats-Request-Info header; fixed in versions 2.11.15 and 2.12.6.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-33246
25 Mar 202619:50
attackerkb
AlpineLinux
CVE-2026-33246
25 Mar 202619:50
alpinelinux
Chainguard
CVE-2026-33246 vulnerabilities
25 Mar 202619:17
cgr
Circl
CVE-2026-33246
25 Mar 202619:16
circl
CNNVD
Nats-Server 安全漏洞
25 Mar 202600:00
cnnvd
CVE
CVE-2026-33246
25 Mar 202619:50
cve
Debian CVE
CVE-2026-33246
25 Mar 202619:50
debiancve
Github Security Blog
NATS: Leafnode connections allow spoofing of Nats-Request-Info identity headers
24 Mar 202621:50
github
NVD
CVE-2026-33246
25 Mar 202620:16
nvd
OSV
BIT-NATS-2026-33246 NATS: Leafnode connections allow spoofing of Nats-Request-Info identity headers
27 Mar 202617:45
osv
Rows per page
[
  {
    "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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