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CVE-2026-40249

🗓️ 16 Apr 2026 21:59:36Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 14 Views🌐 WEB

CVE-2026-40249 in free5GC UDR PUT handler may fail open on input errors, causing unintended subscription updates.

Related
Detection
Affected
Refs
Paths
NVD
Vulners
Node
free5gcfree5gcRange4.2.1
[
  {
    "vendor": "free5gc",
    "product": "free5gc",
    "versions": [
      {
        "version": "<= 4.2.1",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
subsIdrequest body/nudr-dr/v2/policy-data/subs-to-notify/{subsId}PUT handler does not return after body deserialization errors, allowing fail-open modification of existing policy data subscriptions.CWE-636CWE-754
bodyrequest body/nudr-dr/v2/policy-data/subs-to-notify/{subsId}PUT handler does not return after body deserialization errors, allowing fail-open modification of existing policy data subscriptions.CWE-636CWE-754

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17 Jun 2026 10:44Current
6Medium risk
Vulners AI Score6
CVSS 3.15.3
CVSS 46.9
EPSS0.00321
SSVC
14