Vulnerability in Free5gc
CVE-2026-2525
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.005 (41.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 41.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: +0.000
Affected products
- Free5gc
- Free5gc — versions 4.0, 4.1.0
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/free5gc/free5gc/issues/796 (issue-tracking, Exploit, Issue Tracking, Vendor Advisory)
- github.com/free5gc/free5gc/issues/796 (issue-tracking, Exploit, exploit, Issue Tracking, Vendor Advisory)
- github.com/free5gc/free5gc/ (Product, product)
Frequently asked questions
- What is CVE-2026-2525?
- CVE-2026-2525 is a medium-severity vulnerability in Free5gc, classified under Improper Resource Shutdown or Release. CVSS score: 5.3/10. Published 2026-02-16.
- How severe is CVE-2026-2525?
- Medium severity. CVSS v3 base score is 5.3 out of 10.