CVE-2026-75439CWE-476

CVE-2026-75439

High · published September 5, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
54.8
In the wild
Unconfirmed
What it is

An issue in Free5GC v.4.2.2 allows a remote attacker to cause a denial of service via the UPF component

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00759 · 54.8th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2026-09-05T01:17Z
References (5)
https://gist.github.com/hackeryounow/0f434c03008462e6eec3b43ed3cd12d8 · [email protected]https://github.com/free5gc/free5gc/issues/1059 · [email protected]https://github.com/free5gc/free5gc/issues/1059.https://github.com/free5gc/go-upf/pull/97 · [email protected]https://github.com/free5gc/go-upf/pull/97 · [email protected]https://github.com/hackeryounow/5GCVulDB/tree/main/CVE-2026-75439 · [email protected]
EPSS history
Timeline
  • 06 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 04 SEP 00:00Z
    An issue in Free5GC v.4.2.2 allows a remote attacker to cause a denial of service via the UPF component
    cvelistv5