Medium 5.3Published Feb 15, 2026

CVE-2026-2525Free5GC PFCP UDP Endpoint denial of service

Updated under an hour ago (Oct 26, 2026, 4:23 AM ET)

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It affects n/a Free5GC. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for n/a Free5GC

Exploited in the last 30 days

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.

CVSS: 5.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-404
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Analyzed
Record last updated: Feb 23, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

n/a Free5GC free5gc:free5gc	4.0; 4.1.0	CNA record
free5gc free5gc free5gc:free5gc	through 4.1.0	NVD

References

https://vuldb.com/?id.346113vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.346113signature, permissions-required, vdb-entry
https://vuldb.com/?submit.739509third-party-advisory, vdb-entry
https://github.com/free5gc/free5gc/issues/796issue-tracking, exploit, vendor-advisory
https://github.com/free5gc/free5gc/issues/796#issue-3812169865exploit, issue-tracking, vendor-advisory
https://github.com/free5gc/free5gc/product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.