CVE-2026-8252

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...

PT-2026-39566

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8 Description A flaw in the SMF component allows a remote attacker to cause a denial of service. This issue occurs within the smf nsmf handle created data in vsmf function. Recommendations At the moment, there is ...

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 smfnsmfhandlecreatesmcontext 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 the smfnsmfhandleupdatedatainvsmf function in the...

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 smf component’s ogsnasparseqosrules function, which may lead...

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 OpenAPIlistcreate in the SMF component, which may...

CVE-2026-8251

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-2026-8252

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

CVE-2026-8252 affects Open5GS up to version 2.7.7, specifically the SMF component and the function smf_nsmf_handle_create_data_in_hsmf . A manipulation in this area can lead to a null pointer dereference , with the attack possible remotely . Public exploitation has been disclosed and is actionabl...

CVE-2026-8251

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-2026-8250

Open5GS (up to 2.7.7) SMF component contains a vulnerability in the function smf_n4_build_qos_flow_to_modify_list within /src/smf/n4-build.c. The issue allows remote denial of service via manipulation of QoS flow modification logic. Public exploit information exists and exploit maturity is indica...

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...

CVE-2026-8248 Open5GS SMF npcf-handler.c update_authorized_pcc_rule_and_qos denial of service

A vulnerability was detected in Open5GS up to 2.7.7. The affected element is the function updateauthorizedpccruleandqos of the file /src/smf/npcf-handler.c of the component SMF. The manipulation results in denial of service. The attack may be launched remotely. The exploit is now public and may b...

CVE-2026-8248

CVE-2026-8248 affects Open5GS up to 2.7.7, specifically the SMF component. The issue is in the function update_authorized_pcc_rule_and_qos within /src/smf/npcf-handler.c and results in a denial of service . The vulnerability can be exploited remotely; the exploit is public. No remediation details...

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...

PT-2026-39543

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 problem is located in the smf n4 build qos flow to modify list function within the /src/smf/n4-build.c file. Recommendations Update t...

PT-2026-39542

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

PT-2026-39545

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8 Description A remote manipulation in the SMF component can lead to a null pointer dereference, which occurs when a program attempts to read or write to a memory location using a null pointer. This issue...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization through the POST /upi/v1/upNodesLinks handler, which processes attacker-controlled JSON input without authentication or authorization checks. An attacker can terminate the entire process by submitting a crafted...

GHSA-44QJ-CGHF-9P97 free5GC's SMF UPI POST /upi/v1/upNodesLinks exits the SMF process on overlapping UE pools (unauthenticated, reachable Fatalf)

Summary free5GC's SMF mounts the UPI management route group without inbound OAuth2 middleware same root cause as free5gc/free5gc887. The POST /upi/v1/upNodesLinks create-or-update handler accepts attacker-controlled JSON and passes it directly into UpNodesFromConfiguration, which calls...