CVE-2026-2525

Name: CVE-2026-2525
Creator: NVD / NIST
Published: 2026-02-16T02:16:06.153+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.49%

Last modified Jun 17, 2026

CVE-2026-2525 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A vulnerability has been found in Free5GC up to 4.1.0. This affects an unknown function of the component PFCP UDP Endpoint. EPSS estimates a 0.49% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS 4.0

5.5/10

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.49%

38.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-404

Affected Software

Vendor	Product	Versions
Free5gc	Free5gc	<= 4.1.0

References

https://github.com/free5gc/free5gc/Product
https://github.com/free5gc/free5gc/issues/796Exploit, Issue Tracking, Vendor Advisory
https://github.com/free5gc/free5gc/issues/796#issue-3812169865Exploit, Issue Tracking, Vendor Advisory
https://vuldb.com/?ctiid.346113Permissions Required, VDB Entry
https://vuldb.com/?id.346113Third Party Advisory, VDB Entry
https://vuldb.com/?submit.739509Third Party Advisory, VDB Entry

Timeline

Published: Feb 16, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-2525?

How severe is CVE-2026-2525?

CVE-2026-2525 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.

How do I fix CVE-2026-2525?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-2525?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST