CVE-2026-8123CWE-404

Open5GS NSSF message.c ogs_sbi_discovery_option_add_snssais denial of service

Medium · published May 8, 2026

CVSS v4.0
5.3
EPSS
1%
Percentile
51.6
In the wild
Unconfirmed
What it is

A vulnerability was determined in Open5GS up to 2.7.7. This impacts the function ogs_sbi_discovery_option_add_snssais in the library /lib/sbi/message.c of the component NSSF. This manipulation causes denial of service. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00676 · 51.6th percentile
Weakness
CWE-404 · Improper Resource Shutdown or Release
Published
2026-05-08T01:00Z
EPSS history
Timeline
  • 08 MAY 01:00Z
    Open5GS NSSF message.c ogs_sbi_discovery_option_add_snssais denial of service
    cvelistv5