CVE-2026-8290

LOW EPSS 29.1%
Published May 11, 20261mo ago · Modified Jun 17, 20261w ago
2.1 CVSS 4.0
Low
Find Similar
Published May 11, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

A security flaw has been discovered in Open5GS up to 2.7.7. This issue affects the function smf_nsmf_handle_update_data_in_vsmf of the file /src/smf/nsmf-handler.c of the component SMF. The manipulation results in denial of service. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

CVSS Details

Base Score
2.1
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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 Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
29.1% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-404

Affected Products 1

VendorProductVersionRange
open5gsopen5gs* ≤2.7.7

References 5

  • github.com https://github.com/open5gs/open5gs/
    Product
  • github.com https://github.com/open5gs/open5gs/issues/4454
    ExploitIssue Tracking
  • vuldb.com https://vuldb.com/submit/808507
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/362587
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/vuln/362587/cti
    Permissions RequiredVDB Entry

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.