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CVE Vulnerability Details :
CVE-2026-8290
PUBLISHED
More InfoOfficial Page
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
View Known Exploited Vulnerability (KEV) details
Published At-11 May, 2026 | 13:00
Updated At-11 May, 2026 | 13:00
Rejected At-
▼CVE Numbering Authority (CNA)
Open5GS SMF nsmf-handler.c smf_nsmf_handle_update_data_in_vsmf denial of service

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.

Affected Products
Vendor
n/a
Product
Open5GS
CPEs
  • cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*
Modules
  • SMF
Versions
Affected
  • 2.7.0
  • 2.7.1
  • 2.7.2
  • 2.7.3
  • 2.7.4
  • 2.7.5
  • 2.7.6
  • 2.7.7
Problem Types
TypeCWE IDDescription
CWECWE-404Denial of Service
Type: CWE
CWE ID: CWE-404
Description: Denial of Service
Metrics
VersionBase scoreBase severityVector
4.05.3MEDIUM
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
3.14.3MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
3.04.3MEDIUM
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
2.04.0N/A
AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR
Version: 4.0
Base score: 5.3
Base severity: MEDIUM
Vector:
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
Version: 3.1
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
Version: 3.0
Base score: 4.3
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
Version: 2.0
Base score: 4.0
Base severity: N/A
Vector:
AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
reporter
LinJu (VulDB User)
coordinator
VulDB CNA Team
Timeline
EventDate
Advisory disclosed2026-05-11 00:00:00
VulDB entry created2026-05-11 02:00:00
VulDB entry last update2026-05-11 10:07:33
Event: Advisory disclosed
Date: 2026-05-11 00:00:00
Event: VulDB entry created
Date: 2026-05-11 02:00:00
Event: VulDB entry last update
Date: 2026-05-11 10:07:33
Replaced By
Rejected Reason
References
HyperlinkResource
https://vuldb.com/vuln/362587
vdb-entry
technical-description
https://vuldb.com/vuln/362587/cti
signature
permissions-required
https://vuldb.com/submit/808507
third-party-advisory
https://github.com/open5gs/open5gs/issues/4454
exploit
issue-tracking
https://github.com/open5gs/open5gs/
product
Hyperlink: https://vuldb.com/vuln/362587
Resource:
vdb-entry
technical-description
Hyperlink: https://vuldb.com/vuln/362587/cti
Resource:
signature
permissions-required
Hyperlink: https://vuldb.com/submit/808507
Resource:
third-party-advisory
Hyperlink: https://github.com/open5gs/open5gs/issues/4454
Resource:
exploit
issue-tracking
Hyperlink: https://github.com/open5gs/open5gs/
Resource:
product
Details not found