CVE-2026-1682

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

A flaw has been found in Free5GC SMF up to 4.1.0. Affected is the function HandlePfcpAssociationReleaseRequest of the file internal/pfcp/handler/handler.go of the component PFCP UDP Endpoint. Executing a manipulation can lead to null pointer dereference. The attack may be launched remotely. The exploit has been published and may be used. A patch should be applied to remediate this issue.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-404 CWE-476

Affected software

Vendor	Product	Versions
Free5GC	SMF	4.0; 4.1.0

References

https://github.com/free5gc/free5gc/issues/794Exploit, Issue Tracking, Vendor Advisory
https://github.com/free5gc/free5gc/issues/794#issue-3811888505Exploit, Issue Tracking, Vendor Advisory
https://github.com/free5gc/free5gc/issues/794#issuecomment-3761063382Issue Tracking
https://github.com/free5gc/smf/
https://github.com/free5gc/smf/pull/188Issue Tracking
https://vuldb.com/?ctiid.343475Permissions Required, VDB Entry
https://vuldb.com/?id.343475Third Party Advisory, VDB Entry
https://vuldb.com/?submit.739508Third Party Advisory, VDB Entry

Timeline

Published: Jan 30, 2026
Last modified: Jun 17, 2026
NVD status: Modified

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