CVE-2026-8123

MEDIUM 4.3

Open5GS NSSF message.c ogs_sbi_discovery_option_add_snssais denial of service

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-404
Vendor	n/a
Product	open5gs
Published	May 8, 2026
Last Updated	May 8, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / Open5GS

2.7.0 2.7.1 2.7.2 2.7.3 2.7.4 2.7.5 2.7.6 2.7.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/361910 vuldb.com: https://vuldb.com/vuln/361910/cti vuldb.com: https://vuldb.com/submit/808426 github.com: https://github.com/open5gs/open5gs/issues/4436 github.com: https://github.com/open5gs/open5gs/

Credits

🔍 LinZiyu (VulDB User) VulDB CNA Team