---
cve: "CVE-2026-1682"
severity: "MEDIUM"
cvss: 6.9
epss: "67%"
vendor: "Free5Gc"
kev: false
exploited: false
published: "2026-01-30 14:16:07"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T02:08:03+02:00"
---

# CVE-2026-1682

> 6.9 MEDIUM · 🧪 PoC

## Beschreibung

A flaw has been found in Free5GC SMF up to 4.1.0. Affected is the function HandlePfcpAssociationReleaseRequest of the file internal/pfcp/handler/handler.go of the component PFCP UDP Endpoint. Executing a manipulation can lead to null pointer dereference. The attack may be launched remotely. The exploit has been published and may be used. A patch should be applied to remediate this issue.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://vuldb.com/?id.343475>
- <https://vuldb.com/?ctiid.343475>
- <https://vuldb.com/?submit.739508>
- <https://github.com/free5gc/free5gc/issues/794>
- <https://github.com/free5gc/free5gc/issues/794#issuecomment-3761063382>
- <https://github.com/free5gc/free5gc/issues/794#issue-3811888505>
- <https://github.com/free5gc/smf/pull/188>
- <https://github.com/free5gc/smf/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-1682) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_