Vulnerability Details CVE-2026-4988
A security flaw has been discovered in Open5GS 2.7.6. This issue affects the function smf_gx_cca_cb/smf_gy_cca_cb/smf_s6b of the component CCA Message Handler. The manipulation results in denial of service. The attack may be launched remotely. Attacks of this nature are highly complex. The exploitability is assessed as difficult. The exploit has been released to the public and may be used for attacks.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 17.9%
CVSS Severity
CVSS v3 Score 3.7
CVSS v2 Score 2.6
References