CVE-2025-69208: free5GC UDR is the user data repository (UDR) for free5GC, an an open-source project for 5th generation (5G) m

Q: How do I fix CVE-2025-69208?

udr: upgrade to newer than 1.4.1. Exact commands for each OS are on this page.

Q: Is CVE-2025-69208 being exploited?

CVE-2025-69208 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-69208 affect?

CVE-2025-69208 affects udr. Severity is medium (CVSS 5.3). 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 deplo

Q: How urgent is CVE-2025-69208?

Priority 35/100. Public exploit reference; Remotely exploitable, no login, no user action

This week

MEDIUM 5.3REMOTEUPGRADE

CVE-2025-69208 is a medium-severity flaw (CVSS 5.3) affecting udr. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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 a

Why this priority

Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-209
Published	2026-02-23
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: free5gc

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-02-23 22:16 UTCPublished CVE record published
2026-06-17 10:00 UTCUpdated Record last modified

free5gc udr UPGRADE

Affected: <= 1.4.1

Fixed in: newer than 1.4.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy udr || rpm -q udr || udr --version

2. UPGRADE to newer than 1.4.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade udr

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade udr

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-69208?

udr: upgrade to newer than 1.4.1. Exact commands for each OS are on this page.

Is CVE-2025-69208 being exploited?

CVE-2025-69208 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-69208 affect?

CVE-2025-69208 affects udr. Severity is medium (CVSS 5.3). 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 deplo

How urgent is CVE-2025-69208?

Priority 35/100. Public exploit reference; Remotely exploitable, no login, no user action

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CVE-2025-69253 MEDIUM 5.3 UPGRADE free5GC is an open-source project for 5th generation (5G) mobile core networks
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References

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