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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2026-1682 Detail

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

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  VulDB
CVSS-BT 5.5 MEDIUM
Vector:  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

References to Advisories, Solutions, and Tools

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

Weakness Enumeration

CWE-ID CWE Name Source
CWE-404 Improper Resource Shutdown or Release VulDB  
CWE-476 NULL Pointer Dereference VulDB  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-1682
NVD Published Date:
01/30/2026
NVD Last Modified:
02/17/2026
Source:
VulDB