Vulnerability details
CVE-2026-75439
CVSS 3.1
7.5High
Official description
An issue in Free5GC v.4.2.2 allows a remote attacker to cause a denial of service via the UPF component
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.5High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| No product information recorded. | |||
References and advisories
5- https://github.com/free5gc/free5gc/issues/1059
- https://github.com/free5gc/go-upf/pull/97
- https://gist.github.com/hackeryounow/0f434c03008462e6eec3b43ed3cd12d8
- https://github.com/hackeryounow/5GCVulDB/tree/main/CVE-2026-75439
- https://github.com/free5gc/free5gc/issues/1059.https://github.com/free5gc/go-upf/pull/97
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Details
- Published
- 2026-09-04
- Last updated
- 2026-09-14
- State
- Published
- Assigner (CNA)
- mitre
Exploit prediction (EPSS)
0.75%
Probability of exploitation in 30 days
55.4%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- Proof of concept
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-476NULL Pointer Dereference