CVE-2026-1682

MEDIUM EPSS 47.2%
Published Jan 30, 20265mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 4.0
Medium
Find Similar
Published Jan 30, 2026 5mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
47.2% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-404
CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 1

VendorProductVersionRange
free5gcfree5gc* ≤4.1.0

References 8

  • github.com https://github.com/free5gc/free5gc/issues/794
    ExploitIssue TrackingVendor Advisory
  • github.com https://github.com/free5gc/free5gc/issues/794#issue-3811888505
    ExploitIssue TrackingVendor Advisory
  • github.com https://github.com/free5gc/free5gc/issues/794#issuecomment-3761063382
    Issue Tracking
  • github.com https://github.com/free5gc/smf/
  • github.com https://github.com/free5gc/smf/pull/188
    Issue Tracking
  • vuldb.com https://vuldb.com/?ctiid.343475
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.343475
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.739508
    Third Party AdvisoryVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.