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5.5
Free5GC PFCP UDP Endpoint Denial of Service
CVE-2026-2525
Summary
A vulnerability in Free5GC's PFCP UDP Endpoint can be exploited remotely, causing a denial of service. This means the system may become unresponsive or crash. Update to the latest version of Free5GC to fix this issue.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| free5gc | free5gc | <= 4.1.0 | – |
Original title
A vulnerability has been found in Free5GC up to 4.1.0. This affects an unknown function of the component PFCP UDP Endpoint. Such manipulation leads to denial of service. The attack can be launched ...
Original description
A vulnerability has been found in Free5GC up to 4.1.0. This affects an unknown function of the component PFCP UDP Endpoint. Such manipulation leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
nvd CVSS2.0
5.0
nvd CVSS3.1
7.5
nvd CVSS4.0
5.5
Vulnerability type
CWE-404
- https://github.com/free5gc/free5gc/ Product
- https://github.com/free5gc/free5gc/issues/796 Exploit Issue Tracking Vendor Advisory
- https://github.com/free5gc/free5gc/issues/796#issue-3812169865 Exploit Issue Tracking Vendor Advisory
- https://vuldb.com/?ctiid.346113 Permissions Required VDB Entry
- https://vuldb.com/?id.346113 Third Party Advisory VDB Entry
- https://vuldb.com/?submit.739509 Third Party Advisory VDB Entry
Published: 16 Feb 2026 · Updated: 11 Mar 2026 · First seen: 6 Mar 2026