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CVE-2026-49856

🗓️ 13 Aug 2026 15:00:26Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 77 Views🌐 WEB

jshookmcp 0.3.1 bypasses SSRF policy via ICMP probe and traceroute tools, exposing internal network reachability.

Related
Affected
Refs
Paths
[
  {
    "vendor": "vmoranv",
    "product": "jshookmcp",
    "versions": [
      {
        "version": "= 0.3.1",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
targetpath/icmp_probeThe icmp_probe tool resolves the target and invokes the native ICMP sink directly, bypassing the central SSRF authorization policy.CWE-918
targetpath/tracerouteThe traceroute tool resolves the target and invokes the native traceroute sink directly, bypassing the central SSRF authorization policy.CWE-918

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24 Oct 2026 16:10Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.14.3
EPSS0.00281
SSVC
77