OpenAirInterface CN5G AMF<=v2.0.1 There is a logical error when processing JSON format requests.
Date: 2026-01
Affected: openairinterface/oai-cn5g-amf
Attack vector: dos
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2025-66786
CWE: CWE-20
CVSS: 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

OpenAirInterface CN5G AMF<=v2.0.1 There is a logical error when processing JSON format requests. Unauthorized remote attackers can send malicious JSON data to AMF's SBI interface to launch a denial-of-service attack.


Mitigations:

Architectural layers (MAESTRO):