CVE-2026-7601CWE-404

Open5GS AMF gmm-handler.c denial of service

Medium · published May 2, 2026

CVSS v4.0
5.3
EPSS
1%
Percentile
44.2
In the wild
Unconfirmed
What it is

A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument reg_type leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able to address this issue. The identifier of the patch is ebc66942b6f8f1fab2d640e71cf4e9f1a423b426. It is advisable to upgrade the affected component.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
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:X
EPSS
0.00533 · 44.2th percentile
Weakness
CWE-404 · Improper Resource Shutdown or Release
Published
2026-05-02T02:00Z
EPSS history
Timeline
  • 02 MAY 02:00Z
    Open5GS AMF gmm-handler.c denial of service
    cvelistv5