Open5GS security vulnerabilities

Open5GS is Open5GS open source an open source implementation in C of 5G Core and Epc, the core network of the Lte/Nr network. A security vulnerability exists in Open5GS version 2.7.7 and earlier, which stems from the incorrect operation of the parameter ipv6Prefix by the bsfsessfindbyipv6prefix...

CVE-2026-7587: Improper Resource Shutdown or Release

A vulnerability has been found in Open5GS up to 2.7.7. This vulnerability affects the function amfnsmfpdusessionhandleupdatesmcontext of the file /src/amf/nsmf-handler.c of the component AMF. The manipulation leads to denial of service. It is possible to initiate the attack remotely. The exploit...

CVE-2026-7586: Improper Resource Shutdown or Release

A weakness has been identified in Open5GS up to 2.7.7. Affected is the function ogsidgetvalue of the file /src/amf/nudm-handler.c of the component AMF. This manipulation causes denial of service. Remote exploitation of the attack is possible. The exploit has been made available to the public and...

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 2.7.7 and earlier contain security vulnerabilities. These vulnerabilities stem from the operation of the bsfsessaddbyipaddress function in the...

PT-2026-36290

A vulnerability was determined in Open5GS up to 2.7.7. This vulnerability affects the function bsf sess add by ip address of the file /nbsf-management/v1/pcfBindings of the component BSF. Executing a manipulation of the argument ipv4Addr can lead to denial of service. The attack can be launched...

Open5GS security vulnerabilities

Open5GS is Open5GS open source an open source implementation in C of 5G Core and Epc, the core network of the Lte/Nr network. A security vulnerability exists in Open5GS version 2.7.7 and earlier, which stems from a denial of service issue in the ogsidgetvalue function of file...

Open5GS security vulnerabilities

Open5GS is Open5GS open source an open source implementation in C of 5G Core and Epc, the core network of the Lte/Nr network. A security vulnerability exists in Open5GS version 2.7.7 and earlier, which stems from a denial of service issue in the amfnudmsdmhandleprovisioned function in file...

CVE-2026-7585: Improper Resource Shutdown or Release

A vulnerability was determined in Open5GS up to 2.7.7. The impacted element is the function amfnudmsdmhandleprovisioned 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...

PT-2026-36495

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8 Description A remote denial of service can be triggered through the manipulation of the amf nudm sdm handle provisioned function located in the /src/amf/nudm-handler.c file within the AMF component...

CVE-2026-7518: Improper Resource Shutdown or Release

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function amfnamfcallbackhandlesdmdatachangenotify of the file /namf-callback/v1/id/sdmsubscription-notify of the component AMF SBI Endpoint. This manipulation of the argument changeItem.newValue causes denial of service. The...

PT-2026-36502

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8 Description A weakness in the AMF component allows remote exploitation leading to a denial of service. The issue resides in the ogs id get value function within the /src/amf/nudm-handler.c file. Recommendations ...

CVE-2026-7535: Improper Resource Shutdown or Release

A vulnerability was found in Open5GS up to 2.7.7. This affects the function amfnamfcommhandleregistrationstatusupdaterequest 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 denia...

CVE-2026-7583: Improper Resource Shutdown or Release

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function bsfsessfindbyipv6prefix 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...

PT-2026-36483

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 bee...

CVE-2025-46115

An issue in open5gs v.2.7.3 allows a remote attacker to cause a denial of service via a crafted PDU Session Modification Request...

CVE-2025-56568

Open5GS versions prior to v2.7.5 are vulnerable to an assertion failure in the PCO (Protocol Configuration Options) parser within the SMF (Session Management Function) component. A remote attacker can exploit this by sending specially crafted NGAP messages featuring malformed length fields in the...

CVE-2025-46115

An issue in open5gs v.2.7.3 allows a remote attacker to cause a denial of service via a crafted PDU Session Modification Request...

Open5GS input validation error vulnerability

Open5GS is an open-source implementation of 5G Core and EPC in C language, which serves as the core network for Lte/Nr networks. Version 2.7.3 of Open5GS contains a vulnerability related to input validation errors. This vulnerability stems from specially crafted PDU session modification requests,...

EUVD-2025-209599

Assertion failure vulnerability in the PCO Protocol Configuration Options parser in the SMF Session Management Function component of Open5GS before v2.7.5 allows remote attackers to cause denial of service via specially crafted NGAP messages containing malformed length fields in protocol...

CVE-2025-56568

Assertion failure vulnerability in the PCO Protocol Configuration Options parser in the SMF Session Management Function component of Open5GS before v2.7.5 allows remote attackers to cause denial of service via specially crafted NGAP messages containing malformed length fields in protocol...