CVE-2026-1683

A vulnerability has been found in Free5GC SMF up to 4.1.0. Affected by this vulnerability is the function HandlePfcpSessionReportRequest of the file internal/pfcp/handler/handler.go of the component PFCP. The manipulation leads to denial of service. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. To fix this issue, it is recommended to deploy a patch.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/free5gc/free5gc/issues/804	Exploit Issue Tracking
https://github.com/free5gc/free5gc/issues/804#issue-3816086696	Exploit Issue Tracking Vendor Advisory
https://github.com/free5gc/smf/
https://github.com/free5gc/smf/pull/188	Issue Tracking
https://vuldb.com/?ctiid.343476	Permissions Required VDB Entry
https://vuldb.com/?id.343476	Third Party Advisory VDB Entry
https://vuldb.com/?submit.739653	Third Party Advisory VDB Entry
https://vuldb.com/?submit.739654	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:free5gc:free5gc:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-01-30 14:16

Updated : 2026-02-23 10:16

NVD link : CVE-2026-1683

Mitre link : CVE-2026-1683

CVE.ORG link : CVE-2026-1683

JSON object : View

Products Affected

free5gc

free5gc

CWE

CWE-404

Improper Resource Shutdown or Release

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