CVE-2025-15418: OPEN5GS

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the function ogs_gtp2_parse_bearer_qos in the library lib/gtp/v2/types.c of the component Bearer QoS IE Length Handler. Performing a manipulation results in denial of service. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The patch is named 4e913d21f2c032b187815f063dbab5ebe65fe83a. To fix this issue, it is recommended to deploy a patch.

Affected products

• OPEN5GS OPEN5GS: up to and including 2.7.6

Published 2026-01-02. Last modified 2026-06-17.