Denial of Service Vulnerability in Open5GS Network Functions
CVE-2026-14618

5.3MEDIUM

Key Information:

Vendor

Open5GS

Status
Open5gs
Vendor
CVE Published:
4 July 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-14618?

A vulnerability has been identified in Open5GS's AMF component that could lead to a denial of service condition. Specifically, the issue resides in the amf_nnrf_handle_nf_discover function within the source file src/amf/nnrf-handler.c. This vulnerability can be exploited remotely, allowing an attacker to disrupt the service. A public exploit is now available, which heightens the urgency for affected organizations to apply the recommended patch (commit fb5f67703de0213fb9c6e6ef3b48b6c1707e9503) to mitigate the risk.

Affected Version(s)

Open5GS 2.7.0

Open5GS 2.7.1

Open5GS 2.7.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-14618 - Proof of Concept

References

https://vuldb.com/vuln/376135
vdb-entrytechnical-description
https://vuldb.com/vuln/376135/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-14618
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

insengen (VulDB User)
.