High 7.5Published Jan 30, 2026

CVE-2026-1684A vulnerability was found in Free5GC SMF up to 4.1.0.

Updated under an hour ago (2026-10-19 11:10 UTC)

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It affects 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 free5gc

Exploited in the last 30 days

A vulnerability was found in Free5GC SMF up to 4.1.0. Affected by this issue is the function HandleReports of the file /internal/context/pfcp_reports.go of the component PFCP UDP Endpoint. The manipulation results in denial of service. The attack can be executed remotely. It is advisable to implement a patch to correct this issue.

CVSS: 7.5 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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: Not given
NVD analysis: Modified
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

free5gc free5gc free5gc:free5gc	through 4.1.0	NVD

References

https://github.com/free5gc/free5gc/issues/806exploit, issue-tracking, vendor-advisory
https://github.com/free5gc/smf/
https://github.com/free5gc/smf/pull/188issue-tracking
https://vuldb.com/?ctiid.343477permissions-required, vdb-entry
https://vuldb.com/?id.343477third-party-advisory, vdb-entry
https://vuldb.com/?submit.739655third-party-advisory, vdb-entry
https://vuldb.com/?submit.739656third-party-advisory, vdb-entry

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.