CVE-2026-1737 MEDIUM

CVE-2026-1737: Open5GS CreateBearerRequest s5c-handler.c sgwc_s5c_handle_create_bearer_request assertion

Vendor N/A
Product Open5GS
Weakness CWE-617
Published February 2, 2026
Last update February 23, 2026

CVSS base score

6.9/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was detected in Open5GS up to 2.7.6. The affected element is the function sgwc_s5c_handle_create_bearer_request of the file /src/sgwc/s5c-handler.c of the component CreateBearerRequest Handler. Performing a manipulation results in reachable assertion. Remote exploitation of the attack is possible. The exploit is now public and may be used. To fix this issue, it is recommended to deploy a patch. The issue report is flagged as already-fixed.

Key dates

02Disclosure timeline

February 2, 2026 CVE published
February 23, 2026 Record updated