CVE-2026-30079

CriticalCVSS 9.8/10Last modified Nov 11, 2026

Description

In OpenAirInterface V2.2.0 AMF, Out of sequence messages causes incorrect state transition during UE registration procedure. This allows authentication to be bypassed completely. If a SecurityModeComplete message is sent after InitialUERegistration, a registration reject is received followed by a registration accept! This leads the UE to be registered without proper authentication.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-288

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-amf/-/issues/77Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Apr 7, 2026
Last modified: Nov 11, 2026
NVD status: Analyzed

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