Vulnerability in Free5gc

CVE-2026-94043

A vulnerability was determined in Free5GC up to 4.2.3. This vulnerability affects unknown code of the file /corefuzzer_deps/free5gc/NFs/amf/internal/gmm/handler.go of the component Gmm Handler. This manipulation causes race condition. The attack can be initiated remotely. Patch name: e323b01464355781b8b8d5dd695e05cbc00a62f2. To fix this issue, it is recommended to deploy a patch.

Vulnerability class: Race Condition

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

  • N/a Free5gc — versions 4.2.0, 4.2.1, 4.2.2

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-94043?
CVE-2026-94043 is a medium-severity vulnerability in Free5gc, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.3/10. Published 2026-09-20.
How severe is CVE-2026-94043?
Medium severity. CVSS v3 base score is 5.3 out of 10.