Denial of Service Vulnerability in Open5GS AMF Component
CVE-2026-7585

5.3MEDIUM

Key Information:

Vendor

Open5GS

Status
Open5gs
Vendor
CVE Published:
1 May 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-7585?

A vulnerability exists within the Open5GS AMF component that affects the function amf_nudm_sdm_handle_provisioned in the file /src/amf/nudm-handler.c. By executing a specific manipulation, an attacker can remotely trigger a denial of service condition, rendering the affected services inoperative. This vulnerability has been publicly disclosed, and despite an early notification to the project team, no responses have been issued yet regarding a fix or mitigation.

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-2026-7585 - Proof of Concept

References

https://vuldb.com/vuln/360533
vdb-entrytechnical-description
https://vuldb.com/vuln/360533/cti
signaturepermissions-required
https://vuldb.com/submit/804334
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

ZiyuLin (VulDB User)
VulDB CNA Team
.