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Vulnerability Details :

CVE-2026-8290

Summary
Assigner-VulDB
Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5
Published At-11 May, 2026 | 13:00
Updated At-11 May, 2026 | 13:00
Rejected At-
Credits

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
â–¼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:VulDB
Assigner Org ID:1af790b2-7ee1-4545-860a-a788eba489b5
Published At:11 May, 2026 | 13:00
Updated At:11 May, 2026 | 13:00
Rejected At:
â–¼CVE 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
Information is not available yet

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EPSS-Not Assigned
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Matching Score-4
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CVSS Score-5.3||MEDIUM
EPSS-Not Assigned
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Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
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Vendor-n/a
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Improper Resource Shutdown or Release
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Matching Score-4
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ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-Not Assigned
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Updated-11 May, 2026 | 12:49
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CWE ID-CWE-476
NULL Pointer Dereference
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Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-Not Assigned
Published-11 May, 2026 | 03:45
Updated-11 May, 2026 | 12:47
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
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Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.04% / 11.71%
||
7 Day CHG~0.00%
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Updated-11 May, 2026 | 14:00
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Action-Not Available
Vendor-open5gsn/a
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CWE ID-CWE-404
Improper Resource Shutdown or Release
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Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.04% / 11.71%
||
7 Day CHG~0.00%
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Updated-11 May, 2026 | 13:39
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Action-Not Available
Vendor-open5gsn/a
Product-open5gsOpen5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-7518
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.04% / 13.38%
||
7 Day CHG+0.01%
Published-01 May, 2026 | 00:30
Updated-01 May, 2026 | 21:25
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
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Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-7708
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.04% / 13.38%
||
7 Day CHG~0.00%
Published-03 May, 2026 | 22:45
Updated-05 May, 2026 | 19:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Open5GS UDR subscription.c ogs_dbi_subscription_data denial of service

A vulnerability was determined in Open5GS up to 2.7.7. The affected element is the function ogs_dbi_subscription_data in the library /lib/dbi/subscription.c of the component UDR. This manipulation of the argument supi_id causes denial of service. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-8120
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.04% / 11.71%
||
7 Day CHG~0.00%
Published-08 May, 2026 | 00:15
Updated-08 May, 2026 | 21:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Open5GS NSSF nnssf-handler.c denial of service

A flaw has been found in Open5GS up to 2.7.7. The affected element is the function nssf_nnrf_nsselection_handle_get_from_amf_or_vnssf of the file /src/nssf/nnssf-handler.c of the component NSSF. Executing a manipulation can lead to denial of service. The attack can be executed remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-7707
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.06% / 19.85%
||
7 Day CHG~0.00%
Published-03 May, 2026 | 22:30
Updated-05 May, 2026 | 21:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Open5GS UDR nudr-handler.c udr_nudr_dr_handle_subscription_context denial of service

A vulnerability was found in Open5GS up to 2.7.7. Impacted is the function udr_nudr_dr_handle_subscription_context of the file /src/udr/nudr-handler.c of the component UDR. The manipulation of the argument pei results in denial of service. The attack can be launched remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-7781
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.04% / 13.38%
||
7 Day CHG~0.00%
Published-04 May, 2026 | 22:15
Updated-06 May, 2026 | 12:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Open5GS amf-3gpp-access Endpoint nudm-handler.c udm_nudm_uecm_handle_amf_registration_update denial of service

A security vulnerability has been detected in Open5GS up to 2.7.7. Affected by this issue is the function udm_nudm_uecm_handle_amf_registration_update of the file /src/udm/nudm-handler.c of the component amf-3gpp-access Endpoint. The manipulation leads to denial of service. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-7585
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.07% / 19.95%
||
7 Day CHG+0.01%
Published-01 May, 2026 | 15:15
Updated-07 May, 2026 | 01:47
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Open5GS AMF nudm-handler.c amf_nudm_sdm_handle_provisioned denial of service

A vulnerability was determined in Open5GS up to 2.7.7. The impacted element is the function amf_nudm_sdm_handle_provisioned of the file /src/amf/nudm-handler.c of the component AMF. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report but has not responded yet.

Action-Not Available
Vendor-open5gsn/a
Product-open5gsOpen5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-6601
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.04% / 12.45%
||
7 Day CHG~0.00%
Published-20 Apr, 2026 | 03:30
Updated-22 Apr, 2026 | 20:22
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Lagom WHMCS Template Datatables resource consumption

A vulnerability has been found in Lagom WHMCS Template up to 2.4.2. This impacts an unknown function of the component Datatables. The manipulation leads to resource consumption. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Action-Not Available
Vendor-Lagom
Product-WHMCS Template
CWE ID-CWE-400
Uncontrolled Resource Consumption
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-7535
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.06% / 19.85%
||
7 Day CHG+0.01%
Published-01 May, 2026 | 01:00
Updated-04 May, 2026 | 13:27
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Open5GS transfer-update denial of service

A vulnerability was found in Open5GS up to 2.7.7. This affects the function amf_namf_comm_handle_registration_status_update_request in the library /lib/app/ogs-init.c of the file /namf-comm/v1/ue-contexts/{ueContextId}/transfer-update. Performing a manipulation of the argument ueContextId results in denial of service. The attack can be initiated remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.

Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-7779
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.11% / 28.49%
||
7 Day CHG~0.00%
Published-04 May, 2026 | 20:30
Updated-05 May, 2026 | 19:10
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Open5GS authentication-subscription Endpoint nudr-handler.c udm_nudr_dr_handle_subscription_authentication denial of service

A security flaw has been discovered in Open5GS up to 2.7.7. Affected is the function udm_nudr_dr_handle_subscription_authentication of the file /src/udm/nudr-handler.c of the component authentication-subscription Endpoint. Performing a manipulation results in denial of service. Remote exploitation of the attack is possible. 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.

Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-7583
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.04% / 13.38%
||
7 Day CHG+0.01%
Published-01 May, 2026 | 14:45
Updated-01 May, 2026 | 21:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Open5GS BSF context.c bsf_sess_find_by_ipv6prefix denial of service

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function bsf_sess_find_by_ipv6prefix of the file /src/bsf/context.c of the component BSF. This manipulation of the argument ipv6Prefix causes denial of service. It is possible to initiate the attack remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-7706
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.04% / 13.38%
||
7 Day CHG~0.00%
Published-03 May, 2026 | 22:15
Updated-05 May, 2026 | 19:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Open5GS AMF gmm-handler.c gmm_handle_service_request denial of service

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function gmm_handle_service_request of the file /src/amf/gmm-handler.c of the component AMF. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Action-Not Available
Vendor-n/a
Product-Open5GS
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-3816
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.03% / 7.43%
||
7 Day CHG~0.00%
Published-09 Mar, 2026 | 11:02
Updated-10 Mar, 2026 | 19:55
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
OWASP DefectDojo SonarQubeParser/MSDefenderParser parser.py input_zip.read denial of service

A security vulnerability has been detected in OWASP DefectDojo up to 2.55.4. This vulnerability affects the function input_zip.read of the file parser.py of the component SonarQubeParser/MSDefenderParser. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.56.0 is able to resolve this issue. The identifier of the patch is e8f1e5131535b8fd80a7b1b3085d676295fdcd41. Upgrading the affected component is recommended.

Action-Not Available
Vendor-owaspOWASP
Product-defectdojoDefectDojo
CWE ID-CWE-1284
Improper Validation of Specified Quantity in Input
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2026-3269
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.02% / 5.88%
||
7 Day CHG~0.00%
Published-26 Feb, 2026 | 23:32
Updated-03 Mar, 2026 | 20:33
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
psi-probe PSI Probe Session ExpireSessionsController.java handleRequestInternal denial of service

A flaw has been found in psi-probe PSI Probe up to 5.3.0. The impacted element is the function handleRequestInternal of the file psi-probe-core/src/main/java/psiprobe/controllers/sessions/ExpireSessionsController.java of the component Session Handler. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Action-Not Available
Vendor-psi-probepsi-probe
Product-psi_probePSI Probe
CWE ID-CWE-404
Improper Resource Shutdown or Release
CVE-2025-15156
Matching Score-4
Assigner-VulDB
ShareView Details
Matching Score-4
Assigner-VulDB
CVSS Score-5.3||MEDIUM
EPSS-0.07% / 21.60%
||
7 Day CHG~0.00%
Published-28 Dec, 2025 | 22:02
Updated-29 Dec, 2025 | 16:08
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
omec-project UPF PFCP Session Establishment Request messages_session.go handleSessionEstablishmentRequest null pointer dereference

A flaw has been found in omec-project UPF up to 2.1.3-dev. This affects the function handleSessionEstablishmentRequest of the file /pfcpiface/pfcpiface/messages_session.go of the component PFCP Session Establishment Request Handler. This manipulation causes null pointer dereference. The attack may be initiated remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Action-Not Available
Vendor-omec-project
Product-UPF
CWE ID-CWE-404
Improper Resource Shutdown or Release
CWE ID-CWE-476
NULL Pointer Dereference
Details not found