Denial of Service Vulnerability in Open5GS Product by Open5GS
CVE-2026-8222
6.9MEDIUM
Key Information:
Badges
👾 Exploit Exists🟡 Public PoC
What is CVE-2026-8222?
A vulnerability exists in Open5GS within the sm-policies Endpoint due to improper handling in the pcf_nbsf_management_handle_register function. This weakness could allow attackers to disrupt service availability through remote exploitation. Despite early notification to the project maintainers via an issue report, no public response has been made about the issue, leaving the potential for exploitation in the wild.
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.
References
CVSS V4
Score:
6.9
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
LinZiyu (VulDB User)
VulDB CNA Team