CVE-2026-8250

MEDIUM 4.3

Open5GS SMF n4-build.c smf_n4_build_qos_flow_to_modify_list denial of service

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

12th

A vulnerability has been found in Open5GS up to 2.7.7. This affects the function smf_n4_build_qos_flow_to_modify_list of the file /src/smf/n4-build.c of the component SMF. Such manipulation leads to denial of service. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. 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 10, 2026
Last Updated	May 11, 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/362547 vuldb.com: https://vuldb.com/vuln/362547/cti vuldb.com: https://vuldb.com/submit/808476 github.com: https://github.com/open5gs/open5gs/issues/4444 github.com: https://github.com/open5gs/open5gs/

Credits

🔍 FrankLin (VulDB User) VulDB CNA Team