CVE-2026-1684
MEDIUMfree5gc < 4.1.0 - Denial of Service via PFCP UDP Endpoint HandleReports Function
Title source: llmDescription
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.
References (7)
Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.343477
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.343477
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.739655
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.739656
Exploit, Issue Tracking, Vendor Advisory issue-tracking
https://github.com/free5gc/free5gc/issues/806
Issue Tracking issue-tracking
patch
https://github.com/free5gc/smf/pull/188
Various Sources product
https://github.com/free5gc/smf/
Scores
CVSS v3
5.3
EPSS
0.0050
EPSS Percentile
38.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-404
Status
published
Products (1)
free5gc/free5gc
< 4.1.0
Published
Jan 30, 2026
Tracked Since
Feb 18, 2026