CVE-2026-8224 MEDIUM

CVE-2026-8224: Open5GS PCF context.c pcf_sess_set_ipv6prefix denial of service

Vendor N/A
Product Open5GS
Weakness CWE-404
Published May 10, 2026
Last update May 11, 2026

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was determined in Open5GS up to 2.7.7. Affected by this issue is the function pcf_sess_set_ipv6prefix of the file /src/pcf/context.c of the component PCF. Executing a manipulation of the argument SmPolicyContextData.ipv6AddressPrefix can lead to denial of service. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Key dates

02Disclosure timeline

May 10, 2026 CVE published
May 11, 2026 Record updated

Related vulnerabilities

04Related CVE