CVE-2026-1587: Improper Resource Shutdown or Release

A vulnerability has been found in Open5GS up to 2.7.6. The affected element is the function sgwcs11handlemodifybearerrequest of the file /sgwc/s11-handler.c of the component SGWC. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit has been...

CVE-2026-1586: Improper Resource Shutdown or Release

A flaw has been found in Open5GS up to 2.7.5. Impacted is the function ogsgtp2fteidtoip of the file /sgwc/s11-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack may be performed from remote. The exploit has been published and may be used. It is...

Open5GS security vulnerabilities

Open5GS is an open-source implementation of 5G Core and EPC in C language, which serves as the core network for LTE/NR networks. Versions of Open5GS 2.7.6 and earlier contain security vulnerabilities. These vulnerabilities stem from incorrect operations on the function...

CVE-2026-1522

A weakness has been identified in Open5GS up to 2.7.6. This vulnerability affects the function sgwcs5chandlemodifybearerresponse of the file src/sgwc/s5c-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has...

CVE-2026-1522 Open5GS SGWC s5c-handler.c sgwc_s5c_handle_modify_bearer_response denial of service

A weakness has been identified in Open5GS up to 2.7.6. This vulnerability affects the function sgwcs5chandlemodifybearerresponse of the file src/sgwc/s5c-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has...

CVE-2026-1522 Open5GS SGWC s5c-handler.c sgwc_s5c_handle_modify_bearer_response denial of service

A weakness has been identified in Open5GS up to 2.7.6. This vulnerability affects the function sgwcs5chandlemodifybearerresponse of the file src/sgwc/s5c-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has...

CVE-2026-1522 Open5GS SGWC s5c-handler.c sgwc_s5c_handle_modify_bearer_response denial of service

A weakness has been identified in Open5GS up to 2.7.6. This vulnerability affects the function sgwcs5chandlemodifybearerresponse of the file src/sgwc/s5c-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has...

CVE-2026-1522

A weakness has been identified in Open5GS up to 2.7.6. This vulnerability affects the function sgwcs5chandlemodifybearerresponse of the file src/sgwc/s5c-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has...

EUVD-2026-4881

A weakness has been identified in Open5GS up to 2.7.6. This vulnerability affects the function sgwcs5chandlemodifybearerresponse of the file src/sgwc/s5c-handler.c of the component SGWC. Executing a manipulation can lead to denial of service. The attack can be launched remotely. The exploit has...

CVE-2026-1521

A security flaw has been discovered in Open5GS up to 2.7.6. This affects the function sgwcs5chandlebearerresourcefailureindication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service. The attack can be initiated remotely. The exploit ha...

CVE-2026-1521 Open5GS SGWC s5c-handler.c denial of service

A security flaw has been discovered in Open5GS up to 2.7.6. This affects the function sgwcs5chandlebearerresourcefailureindication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service. The attack can be initiated remotely. The exploit ha...

CVE-2026-1521

Open5GS SGWC component: vulnerability in sgwc_s5c_handle_bearer_resource_failure_indication (src/sgwc/s5c-handler.c) can be triggered remotely to cause denial of service. Public exploit exists. Patch available and named 69b53add90a9479d7960b822fc60601d659c328b; apply the official fix to mitigate.

CVE-2026-1521

A security flaw has been discovered in Open5GS up to 2.7.6. This affects the function sgwcs5chandlebearerresourcefailureindication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service. The attack can be initiated remotely. The exploit ha...

CVE-2026-1521 Open5GS SGWC s5c-handler.c denial of service

A security flaw has been discovered in Open5GS up to 2.7.6. This affects the function sgwcs5chandlebearerresourcefailureindication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service. The attack can be initiated remotely. The exploit ha...

EUVD-2026-4885

A security flaw has been discovered in Open5GS up to 2.7.6. This affects the function sgwcs5chandlebearerresourcefailureindication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service. The attack can be initiated remotely. The exploit ha...

Open5GS security vulnerabilities

Open5GS is an open-source implementation of 5G Core and EPC in C language, which serves as the core network for Lte/Nr networks. Versions of Open5GS 2.7.6 and earlier contain security vulnerabilities. These vulnerabilities stem from improper handling of the function...

PT-2026-5127

A security flaw has been discovered in Open5GS up to 2.7.6. This affects the function sgwc s5c handle bearer resource failure indication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service. The attack can be initiated remotely. The...

CVE-2026-1521: Improper Resource Shutdown or Release

A security flaw has been discovered in Open5GS up to 2.7.6. This affects the function sgwcs5chandlebearerresourcefailureindication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service. The attack can be initiated remotely. The exploit ha...

Open5GS security vulnerabilities

Open5GS is an open-source implementation of 5G Core and EPC in C language, which serves as the core network for Lte/Nr networks. Versions of Open5GS 2.7.6 and earlier contain security vulnerabilities. These vulnerabilities stem from incorrect operations with the function...

PT-2026-5141

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.7 Description A flaw exists in Open5GS up to version 2.7.6 that can lead to a denial of service. The issue is located in the sgwc s5c handle modify bearer response function within the src/sgwc/s5c-handler.c file o...