CVE-2026-8226 Open5GS types.c ogs_pcc_rule_install_flow_from_media denial of service

A security flaw has been discovered in Open5GS up to 2.7.7. This vulnerability affects the function ogspccruleinstallflowfrommedia in the library /lib/proto/types.c. The manipulation results in denial of service. The attack can be launched remotely. The exploit has been released to the public and...

CVE-2026-8222

A vulnerability has been found in Open5GS up to 2.7.7. Affected is the function pcfnbsfmanagementhandleregister of the file src/pcf/nbsf-handler.c of the component sm-policies Endpoint. Such manipulation leads to denial of service. The attack may be performed from remote. The exploit has been...

CVE-2026-8222

A vulnerability has been found in Open5GS up to 2.7.7. Affected is the function pcfnbsfmanagementhandleregister of the file src/pcf/nbsf-handler.c of the component sm-policies Endpoint. Such manipulation leads to denial of service. The attack may be performed from remote. The exploit has been...

PT-2026-39541

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8 Description A remote denial of service issue exists in the SMF component. The flaw is located in the update authorized pcc rule and qos function within the /src/smf/npcf-handler.c file. An attacker can remotely...

CVE-2026-8187 Open5GS UPF gtp-path.c _gtpv1_u_recv_cb resource consumption

A flaw has been found in Open5GS up to 2.7.7. This impacts the function gtpv1urecvcb of the file src/upf/gtp-path.c of the component UPF. Executing a manipulation can lead to resource consumption. The attack may be performed from remote. The project was informed of the problem early through an...

CVE-2026-8121

A vulnerability has been found in Open5GS up to 2.7.7. The impacted element is the function ogssbiparseplmnlist in the library /lib/sbi/conv.c of the component NSSF. The manipulation leads to denial of service. The attack is possible to be carried out remotely. The exploit has been disclosed to t...

EUVD-2026-27151

A security vulnerability has been detected in Open5GS up to 2.7.7. Affected by this issue is the function udmnudmuecmhandleamfregistrationupdate 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...

CVE-2026-7781

Open5GS

CVE-2026-7779

A security flaw has been discovered in Open5GS up to 2.7.7. Affected is the function udmnudrdrhandlesubscriptionauthentication 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...

CVE-2026-7779 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 udmnudrdrhandlesubscriptionauthentication 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...

CVE-2026-7707

A vulnerability was found in Open5GS up to 2.7.7. Impacted is the function udrnudrdrhandlesubscriptioncontext 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...

CVE-2026-7601 Open5GS AMF gmm-handler.c denial of service

A vulnerability has been found in Open5GS up to 2.7.6. Affected is an unknown function of the file src/amf/gmm-handler.c of the component AMF. The manipulation of the argument regtype leads to denial of service. The attack is possible to be carried out remotely. Upgrading to version 2.7.7 is able...

CVE-2026-7586 Open5GS AMF nudm-handler.c ogs_id_get_value denial of service

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...

EUVD-2026-26679

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...

CVE-2026-7583 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 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...

EUVD-2026-26469

A vulnerability was determined in Open5GS up to 2.7.7. This vulnerability affects the function bsfsessaddbyipaddress 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...

EUVD-2026-26466

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-2026-36290

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 安全漏洞

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-2026-36260

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function amf namf callback handle sdm data change notify 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...