CVE-2026-7708 MEDIUM

CVE-2026-7708: Open5GS UDR subscription.c ogs_dbi_subscription_data denial of service

Vendor N/A
Product Open5GS
Weakness CWE-404
Published May 3, 2026
Last update May 4, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS 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

What the vulnerability does

01Description

A vulnerability was determined in Open5GS up to 2.7.7. The affected element is the function ogs_dbi_subscription_data in the library /lib/dbi/subscription.c of the component UDR. This manipulation of the argument supi_id causes denial of service. The attack may be initiated 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.

Key dates

02Disclosure timeline

May 3, 2026 CVE published
May 4, 2026 Record updated