CVE-2026-8268

A vulnerability has been found in Open5GS up to 2.7.7. This issue affects the function OpenAPIlistcreate of the component SMF. Such manipulation leads to denial of service. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The project was informed ...

CVE-2026-8267 Open5GS SMF smf_nsmf_handle_created_data_in_vsmf denial of service

A flaw has been found in Open5GS up to 2.7.7. This vulnerability affects the function smfnsmfhandlecreateddatainvsmf of the component SMF. This manipulation causes denial of service. The attack may be initiated remotely. The exploit has been published and may be used. The project was informed of...

CVE-2026-8266 Open5GS SMF gsm-build.c gsm_build_pdu_session_establishment_accept denial of service

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function gsmbuildpdusessionestablishmentaccept of the file /src/smf/gsm-build.c of the component SMF. The manipulation results in denial of service. The attack can be launched remotely. The exploit is now public and may be used...

CVE-2026-8266 Open5GS SMF gsm-build.c gsm_build_pdu_session_establishment_accept denial of service

A vulnerability was detected in Open5GS up to 2.7.7. This affects the function gsmbuildpdusessionestablishmentaccept of the file /src/smf/gsm-build.c of the component SMF. The manipulation results in denial of service. The attack can be launched remotely. The exploit is now public and may be used...

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 a function in the SMF component called...

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 function smfnsmfhandlecreateddatainvsmf in the SMF component...

PT-2026-39596

A vulnerability was identified in Open5GS up to 2.7.7. This vulnerability affects the function smf nsmf handle update data in vsmf of the file /src/smf/nsmf-handler.c of the component SMF. The manipulation of the argument qosFlowProfile leads to denial of service. Remote exploitation of the attac...

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 originate from the smfnsmfhandleupdatedatainvsmf function in the...

CVE-2026-8252 Open5GS SMF smf_nsmf_handle_create_data_in_hsmf null pointer dereference

A vulnerability was determined in Open5GS up to 2.7.7. Affected is the function smfnsmfhandlecreatedatainhsmf of the component SMF. Executing a manipulation can lead to null pointer dereference. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized...

CVE-2026-8252 Open5GS SMF smf_nsmf_handle_create_data_in_hsmf null pointer dereference

A vulnerability was determined in Open5GS up to 2.7.7. Affected is the function smfnsmfhandlecreatedatainhsmf of the component SMF. Executing a manipulation can lead to null pointer dereference. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized...

CVE-2026-8251 Open5GS SMF npcf-handler.c update_authorized_pcc_rule_and_qos denial of service

A vulnerability was found in Open5GS up to 2.7.7. This impacts the function updateauthorizedpccruleandqos of the file /src/smf/npcf-handler.c of the component SMF. Performing a manipulation results in denial of service. The attack is possible to be carried out remotely. The exploit has been made...

CVE-2026-8251 Open5GS SMF npcf-handler.c update_authorized_pcc_rule_and_qos denial of service

A vulnerability was found in Open5GS up to 2.7.7. This impacts the function updateauthorizedpccruleandqos of the file /src/smf/npcf-handler.c of the component SMF. Performing a manipulation results in denial of service. The attack is possible to be carried out remotely. The exploit has been made...

CVE-2026-8251 Open5GS SMF npcf-handler.c update_authorized_pcc_rule_and_qos denial of service

A vulnerability was found in Open5GS up to 2.7.7. This impacts the function updateauthorizedpccruleandqos of the file /src/smf/npcf-handler.c of the component SMF. Performing a manipulation results in denial of service. The attack is possible to be carried out remotely. The exploit has been made...

CVE-2026-8251

CVE-2026-8251 affects Open5GS up to version 2.7.7, targeting the SMF component. The vulnerability resides in the function update_authorized_pcc_rule_and_qos of /src/smf/npcf-handler.c. A manipulation can lead to a denial of service and is described as exploitable remotely. Public exploitation is ...

CVE-2026-8250 Open5GS SMF n4-build.c smf_n4_build_qos_flow_to_modify_list denial of service

A vulnerability has been found in Open5GS up to 2.7.7. This affects the function smfn4buildqosflowtomodifylist of the file /src/smf/n4-build.c of the component SMF. Such manipulation leads to denial of service. The attack can be executed remotely. The exploit has been disclosed to the public and...

CVE-2026-8249 Open5GS SMF npcf-handler.c update_authorized_pcc_rule_and_qos denial of service

A flaw has been found in Open5GS up to 2.7.7. The impacted element is the function updateauthorizedpccruleandqos of the file /src/smf/npcf-handler.c of the component SMF. This manipulation causes denial of service. Remote exploitation of the attack is possible. The exploit has been published and...

PT-2026-39544

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. Manipulation of this...

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 updateauthorizedpccruleandqos function in the SMF component...

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 a function in the SMF component file/src/smf/n4-build.c called...

GHSA-3258-QMV8-FRP3 free5GC's SMF UPI management interface lacks auth middleware; unauthenticated topology read/write requests reach handlers

Summary free5GC's SMF mounts the UPI management route group without OAuth2/bearer-token authorization middleware. A network attacker who can reach SMF on the SBI can hit UPI endpoints with no Authorization header at all, and the requests reach the SMF business handlers. In the running Docker lab...