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CVE-2026-53551

🗓️ 31 Jul 2026 20:12:57Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

Free5GC AUSF before 1.4.5 allows denial of service from null bytes in UE authentication requests, causing internal server error.

Related
Detection
Affected
Refs
Vulners
Node
OR
free5gcfree5gcRange<4.2.2
free5gcausfRange<1.4.5
[
  {
    "vendor": "free5gc",
    "product": "free5gc",
    "versions": [
      {
        "version": "< 4.2.2",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "free5gc",
    "product": "ausf",
    "versions": [
      {
        "version": "< 1.4.5",
        "status": "affected"
      }
    ]
  }
]

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