Free5gc

83 CVEs across 12 Free5gc products. Browse Free5gc vulnerabilities, severities, and proof-of-concept exploits.

Free5gc products with known CVEs

ProductCVEs
Free5gc66
Udm9
Smf8
Udr4
Pcf3
Amf2
Ausf2
Go-Upf2
Nrf2
Chf1
Open5gc1
Upf1
Free5gc CVEs — newest first
CVESeverityScorePublishedSummary
CVE-2026-535512026-07-31free5GC is an open-source implementation of the 5G core network. Prior to 1.4.5, the free5GC AUSF (Authentication Server Function) does not validate the supiOr…
CVE-2026-44330Critical10.02026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the nnef-pfdmanagement route group without inbound OAuth2…
CVE-2026-44329Critical10.02026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's SMF mounts the UPI management route group without OAuth2/bearer-toke…
CVE-2026-44328High8.22026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's SMF mounts the UPI management route group without inbound OAuth2 mid…
CVE-2026-44327Critical10.02026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the nnef-oam route group without inbound OAuth2/bearer-to…
CVE-2026-44326Critical9.42026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the 3gpp-traffic-influence API without inbound OAuth2/bea…
CVE-2026-44325High7.52026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NRF root SBI endpoint POST /oauth2/token contains a parser-level typ…
CVE-2026-44324Medium6.52026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's UDR nudr-dr DELETE /subscription-data/{ueId}/{servingPlmnId}/ee-subs…
CVE-2026-44323Medium4.32026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's UDR nudr-dr DELETE /subscription-data/{ueId}/{servingPlmnId}/ee-subs…
CVE-2026-44322High7.52026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF PATCH /3gpp-pfd-management/v1/{afId}/transactions/{transId}/appl…
CVE-2026-44321High7.52026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's SMF mounts the UPI management route group without inbound OAuth2 mid…
CVE-2026-44320High7.32026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the nnef-callback route group without inbound OAuth2/bear…
CVE-2026-44319High7.52026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF terminates the entire process when a stored PFD-subscription not…
CVE-2026-44318Medium6.52026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's BSF PUT /nbsf-management/v1/subscriptions/{subId} handler has an uns…
CVE-2026-44317Medium6.52026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's PCF POST /npcf-policyauthorization/v1/app-sessions handler panics on…
CVE-2026-44316High7.52026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's PCF POST /npcf-smpolicycontrol/v1/sm-policies handler (HandleCreateS…
CVE-2026-44315Critical9.42026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF mounts the 3gpp-pfd-management API without inbound OAuth2/bearer…
CVE-2026-42459High7.52026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, the free5GC UDM component fails to validate the supi path parameter in six GET…
CVE-2026-42083High8.22026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, PCF Npcf_SMPolicyControl missing authentication middleware allows unauthentica…
CVE-2026-42082Low3.72026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, the AMF in Free5GC does not enforce the concurrent security procedure rules de…
CVE-2026-42081Medium6.12026-05-27free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, the AMF in Free5GC does not verify the UE Security Capabilities received in NG…
CVE-2026-41136Medium5.32026-04-22free5GC AMF provides Access & Mobility Management Function (AMF) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. Prior to…
CVE-2026-41135High7.52026-04-22free5GC UDR is the Policy Control Function (PCF) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. A memory leak vulnerabili…
CVE-2026-40343Medium5.82026-04-22free5GC UDR is the user data repository (UDR) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. In versions up to and includ…
CVE-2026-40249Medium5.32026-04-16free5GC is an open-source implementation of the 5G core network. In versions 4.2.1 and below of the UDR service, the PUT handler for updating Policy Data notif…
CVE-2026-40248High7.52026-04-16free5GC is an open-source implementation of the 5G core network. In versions 4.2.1 and below of the UDR service, the handler for creating or updating Traffic I…
CVE-2026-40247High7.52026-04-16free5GC is an open-source implementation of the 5G core network. In versions 4.2.1 and below of the UDR service, the handler for reading Traffic Influence Subs…
CVE-2026-40246High7.52026-04-16free5GC is an open-source implementation of the 5G core network. In versions 1.4.2 and below of the UDR service, the handler for deleting Traffic Influence Sub…
CVE-2026-40245High7.52026-04-16Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. Versions 4.2.1 and below contain an information disclosure vul…
CVE-2026-5360Low3.72026-04-02A vulnerability has been found in Free5GC 4.2.0. The affected element is an unknown function of the component aper. Such manipulation leads to type confusion…
CVE-2026-30653High7.52026-03-24An issue in Free5GC v.4.2.0 and before allows a remote attacker to cause a denial of service via the function HandleAuthenticationFailure of the component AMF
CVE-2026-33192Medium5.32026-03-20Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. In versions prior to 1.4.2, the UDM incorrectly converts a dow…
CVE-2026-33191High8.62026-03-20Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. Versions prior to 1.4.2 are vulnerable to null byte injection…
CVE-2026-33065Medium5.32026-03-20Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. In versions prior to 1.4.2, the UDM incorrectly converts a dow…
CVE-2026-33064High7.52026-03-20Free5GC is an open-source Linux Foundation project for 5th generation (5G) mobile core networks. Versions prior to 1.4.2 are vulnerable to procedure panic caus…
CVE-2026-33063High7.52026-03-20free5GC is an open source 5G core network. free5GC AUSF prior to version 1.4.2 has is an Improper Null Check vulnerability leading to Denial of Service. All de…
CVE-2026-33062High7.52026-03-20free5GC is an open source 5G core network. free5GC NRF prior to version 1.4.2 has an Improper Input Validation vulnerability leading to Denial of Service. All…
CVE-2026-32937Medium6.52026-03-20free5GC is an open source 5G core network. free5GC CHF prior to version 1.2.2 has an out-of-bounds slice access vulnerability in the CHF `nchf-convergedchargin…
CVE-2026-27643Medium5.32026-02-24free5GC UDR is the user data repository (UDR) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. In versions up to and includ…
CVE-2026-27642High7.52026-02-24free5gc UDM provides Unified Data Management (UDM) for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and incl…
CVE-2026-26025High7.52026-02-24free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and includ…
CVE-2026-26024High7.52026-02-24free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and includ…
CVE-2026-25501High7.52026-02-24free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and includ…
CVE-2025-69253Medium5.32026-02-24free5GC is an open-source project for 5th generation (5G) mobile core networks. Versions up to and including 1.4.1 of the User Data Repository are affected by…
CVE-2025-69252High7.52026-02-24free5gc UDM provides Unified Data Management (UDM) for free5GC, an open-source project for 5th generation (5G) mobile core networks. Versions up to and includi…
CVE-2025-69251Medium5.32026-02-24free5gc UDM provides Unified Data Management (UDM) for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and incl…
CVE-2025-69250High7.52026-02-24free5gc UDM provides Unified Data Management (UDM) for free5GC, an open-source project for 5th generation (5G) mobile core networks. In versions up to and incl…
CVE-2025-69248High7.52026-02-23free5GC is an open-source project for 5th generation (5G) mobile core networks. Versions up to and including 1.4.1 of free5GC's AMF service have a Buffer Overf…
CVE-2025-69247High7.52026-02-23free5GC go-upf is the User Plane Function (UPF) implementation for 5G networks that is part of the free5GC project. Versions prior to 1.2.8 have a Heap-based B…
CVE-2025-69232High7.52026-02-23free5GC is an open-source project for 5th generation (5G) mobile core networks. free5GC go-upf versions up to and including 1.2.6, corresponding to free5gc smf…
CVE-2025-69208Medium5.32026-02-23free5GC UDR is the user data repository (UDR) for free5GC, an an open-source project for 5th generation (5G) mobile core networks. Versions prior to 1.4.1 cont…
CVE-2026-2525Medium5.32026-02-16A vulnerability has been found in Free5GC up to 4.1.0. This affects an unknown function of the component PFCP UDP Endpoint. Such manipulation leads to denial o…
CVE-2025-70123High7.52026-02-13An improper input validation and protocol compliance vulnerability in free5GC v4.0.1 allows remote attackers to cause a denial of service. The UPF incorrectly…
CVE-2025-70122High7.52026-02-13A heap buffer overflow vulnerability in the UPF component of free5GC v4.0.1 allows remote attackers to cause a denial of service via a crafted PFCP Session Mod…
CVE-2025-70121High7.52026-02-13An array index out of bounds vulnerability in the AMF component of free5GC v4.0.1 allows remote attackers to cause a denial of service via a crafted 5GS Mobile…
CVE-2026-1976Medium5.32026-02-06A weakness has been identified in Free5GC up to 4.1.0. Affected is the function SessionDeletionResponse of the component SMF. This manipulation causes null poi…
CVE-2026-1975Medium5.32026-02-06A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcp_reports.go. The manipulation results…
CVE-2026-1974Medium5.32026-02-06A vulnerability was identified in Free5GC up to 4.1.0. This affects the function ResolveNodeIdToIp of the file internal/sbi/processor/datapath.go of the compon…
CVE-2026-1973Medium5.32026-02-06A vulnerability was determined in Free5GC up to 4.1.0. The impacted element is the function establishPfcpSession of the component SMF. Executing a manipulation…
CVE-2026-1739Medium5.32026-02-02A vulnerability has been found in Free5GC pcf up to 1.4.1. This affects the function HandleCreateSmPolicyRequest of the file internal/sbi/processor/smpolicy.go…
CVE-2026-1684Medium5.32026-01-30A vulnerability was found in Free5GC SMF up to 4.1.0. Affected by this issue is the function HandleReports of the file /internal/context/pfcp_reports.go of the…
CVE-2026-1683Medium5.32026-01-30A vulnerability has been found in Free5GC SMF up to 4.1.0. Affected by this vulnerability is the function HandlePfcpSessionReportRequest of the file internal/p…
CVE-2026-1682Medium5.32026-01-30A flaw has been found in Free5GC SMF up to 4.1.0. Affected is the function HandlePfcpAssociationReleaseRequest of the file internal/pfcp/handler/handler.go of…
CVE-2025-66720High7.52026-01-23Null pointer dereference in free5gc pcf 1.4.0 in file internal/sbi/processor/ampolicy.go in function HandleDeletePoliciesPolAssoId.
CVE-2025-66719Critical9.12026-01-23An issue was discovered in Free5gc NRF 1.4.0. In the access-token generation logic of free5GC, the AccessTokenScopeCheck() function in file internal/sbi/proces…
CVE-2025-65562High7.52025-12-18The free5GC UPF suffers from a lack of bounds checking on the SEID when processing PFCP Session Deletion Requests. An unauthenticated remote attacker can send…
CVE-2025-65561High7.52025-12-18An issue was discovered in function LocalNode.Sess in free5GC 4.1.0 allowing attackers to cause a denial of service or other unspecified impacts via crafted he…
CVE-2025-60638High7.52025-11-24An issue was discovered in Free5GC v4.0.0 and v4.0.1 allowing an attacker to cause a denial of service via crafted POST request to the Nnssf_NSSAIAvailability…
CVE-2025-60633Medium6.52025-11-24An issue was discovered in Free5GC v4.0.0 and v4.0.1 allowing an attacker to cause a denial of service via the Nudm_SubscriberDataManagement API.
CVE-2025-60632Medium6.52025-11-24An issue was discovered in Free5GC v4.0.0 and v4.0.1 allowing an attacker to cause a denial of service via crafted POST request to the Npcf_BDTPolicyControl AP…
CVE-2025-63679High7.52025-11-12free5gc v4.1.0 and before is vulnerable to Buffer Overflow. When AMF receives an UplinkRANConfigurationTransfer NGAP message from a gNB, the AMF process crashe…
CVE-2025-56394High7.52025-09-23Free5gc 4.0.1 is vulnerable to Buffer Overflow. The AMF incorrectly validates the 5GS mobile identity, resulting in slice reference overflow.
CVE-2025-29632Medium5.42025-05-29Buffer Overflow vulnerability in Free5gc v.4.0.0 allows a remote attacker to cause a denial of service via the AMF, NGAP, security.go, handler_generated.go, ha…
CVE-2023-49391High7.52023-12-22An issue was discovered in free5GC version 3.3.0, allows remote attackers to execute arbitrary code and cause a denial of service (DoS) on AMF component via cr…
CVE-2023-47025Medium5.52023-11-16An issue in Free5gc v.3.3.0 allows a local attacker to cause a denial of service via the free5gc-compose component.
CVE-2023-47347High7.52023-11-15Buffer Overflow vulnerability in free5gc 3.3.0 allows attackers to cause a denial of service via crafted PFCP messages whose Sequence Number is mutated to over…
CVE-2023-47345High7.52023-11-15Buffer Overflow vulnerability in free5gc 3.3.0 allows attackers to cause a denial of service via crafted PFCP message with malformed PFCP Heartbeat message who…
CVE-2023-47346High7.52023-11-13Buffer Overflow vulnerability in free5gc 3.3.0, UPF 1.2.0, and SMF 1.2.0 allows attackers to cause a denial of service via crafted PFCP messages.
CVE-2023-46324High7.52023-10-23pkg/suci/suci.go in free5GC udm before 1.2.0, when Go before 1.19 is used, allows an Invalid Curve Attack because it may compute a shared secret via an uncompr…
CVE-2023-4659Critical9.82023-10-02Cross-Site Request Forgery vulnerability, whose exploitation could allow an attacker to perform different actions on the platform as an administrator, simply b…
CVE-2022-38871High7.52022-11-18In Free5gc v3.0.5, the AMF breaks due to malformed NAS messages.
CVE-2022-38870High7.52022-10-25Free5gc v3.2.1 is vulnerable to Information disclosure.
CVE-2022-43677Medium5.52022-10-24In free5GC 3.2.1, a malformed NGAP message can crash the AMF and NGAP decoders via an index-out-of-range panic in aper.GetBitString.