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CVE-2026-4240 Open5GS CCA smf_s6b_sta_cb denial of service

🗓️ 16 Mar 2026 13:32:09Reported by VulDBType 
cvelist
 cvelist
🔗 www.cve.org👁 25 Views

Open5GS vulnerability up to version 2.7.6 allows remote denial of service via CCA handler callbacks; fixed in 2.7.7.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
CNNVD
Open5GS 安全漏洞
16 Mar 202600:00
cnnvd
CNVD
Open5GS Denial of Service Vulnerability (CNVD-2026-14249)
19 Mar 202600:00
cnvd
CVE
CVE-2026-4240
16 Mar 202613:32
cve
EUVD
EUVD-2026-12433
16 Mar 202615:30
euvd
NVD
CVE-2026-4240
16 Mar 202614:20
nvd
Positive Technologies
PT-2026-25744
16 Mar 202600:00
ptsecurity
RedhatCVE
CVE-2026-4240
26 Mar 202615:06
redhatcve
Vulnrichment
CVE-2026-4240 Open5GS CCA smf_s6b_sta_cb denial of service
16 Mar 202613:32
vulnrichment
[
  {
    "vendor": "n/a",
    "product": "Open5GS",
    "versions": [
      {
        "version": "2.7.0",
        "status": "affected"
      },
      {
        "version": "2.7.1",
        "status": "affected"
      },
      {
        "version": "2.7.2",
        "status": "affected"
      },
      {
        "version": "2.7.3",
        "status": "affected"
      },
      {
        "version": "2.7.4",
        "status": "affected"
      },
      {
        "version": "2.7.5",
        "status": "affected"
      },
      {
        "version": "2.7.6",
        "status": "affected"
      },
      {
        "version": "2.7.7",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*"
    ],
    "modules": [
      "CCA Handler"
    ]
  }
]

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