CVE-2026-5661

A vulnerability was identified in Free5GC 4.2.0. This affects an unknown function of the component NGSetupRequest Handler. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit is publicly available and might be used.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/free5gc/amf/pull/201
https://github.com/free5gc/free5gc/
https://github.com/free5gc/free5gc/issues/832
https://github.com/user-attachments/files/25581199/amfcfg.yaml
https://vuldb.com/submit/785896
https://vuldb.com/vuln/355485
https://vuldb.com/vuln/355485/cti

Configurations

No configuration.

History

06 Apr 2026, 15:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-04-06 15:17

Updated : 2026-04-27 19:04

NVD link : CVE-2026-5661

Mitre link : CVE-2026-5661

CVE.ORG link : CVE-2026-5661

JSON object : View

Products Affected

No product.

CWE

CWE-404

Improper Resource Shutdown or Release

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