CVE-2025-69208

5.3 MEDIUM
Published: February 23, 2026 Modified: February 25, 2026
View on NVD

Description

free5GC UDR is the user data repository (UDR) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. Versions prior to 1.4.1 contain an Improper Error Handling vulnerability with Information Exposure. All deployments of free5GC using the Nnef_PfdManagement service may be affected. The NEF component reliably leaks internal parsing errors (e.g., invalid character 'n' after top-level value) to remote clients. This can aid attackers in fingerprinting server software and logic flows. Version 1.4.1 fixes the issue. There is no direct workaround at the application level. The recommended mitigation is to apply the provided patch.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/free5gc/free5gc/issues/753
Source: security-advisories@github.com
Exploit Issue Tracking Patch Vendor Advisory
https://github.com/free5gc/free5gc/security/advisories/GHSA-f3pc-w7jp-4jh2
Source: security-advisories@github.com
Patch Vendor Advisory
https://github.com/free5gc/udr/pull/56
Source: security-advisories@github.com
Issue Tracking Patch

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.3 / 10.0
EPSS (Exploit Probability)
0.0%
9th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

free5gc