CVE-2026-26025 free5GC SMF crash (nil pointer dereference) on PFCP SessionReportRequest when ReportType.USAR=1 and UsageReport omits mandatory URRID sub-IE 

free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation 5G mobile core networks. In versions up to and including 1.4.1, SMF panics and terminates when processing a malformed PFCP SessionReportRequest on the PFCP UDP/8805 interface. No known upstrea...

CVE-2026-25501 free5GC SMF crash (nil pointer dereference) on PFCP SessionReportRequest when ReportType.DLDR is set but DownlinkDataReport IE is missing

free5GC SMF provides Session Management Function for free5GC, an open-source project for 5th generation 5G mobile core networks. In versions up to and including 1.4.1, SMF panics due to nil pointer dereference and the SMF process terminates. This is triggered by a malformed PFCP...

CVE-2025-69253 free5GC vulnerable to improper error handling in NEF with information exposure

free5GC 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 Improper Error Handling with Information Exposure. The NEF component reliably leaks internal parsing error details e.g., invalid character '...

free5GC 代码问题漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC such as 1.4.1 and earlier contained code vulnerabilities. These vulnerabilities stemmed from null pointer dereferencing, which could allow remote unauthenticated attackers to trigger a service pan...

free5GC 安全漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC UDR 1.4.1 and earlier contain security vulnerabilities. These vulnerabilities stem from the NEF component leaking internal parsing error details, which may facilitate service fingerprint recogniti...

CVE-2025-69252

The issue (CVE-2025-69252) affects the free5GC UDM component and its UDM service. It is a NULL pointer dereference in versions up to and including 1.4.1, allowing remote unauthenticated attackers to trigger a service panic (Denial of Service) by sending a crafted PUT request with an unexpected ue...

CVE-2025-69252

free5gc UDM provides Unified Data Management UDM for free5GC, an open-source project for 5th generation 5G mobile core networks. Versions up to and including 1.4.1 have a NULL Pointer Dereference vulnerability. Remote unauthenticated attackers can trigger a service panic Denial of Service by...

CVE-2025-69252 free5GC has Null Pointer Dereference in UDM, Leading to Service Panic

free5gc UDM provides Unified Data Management UDM for free5GC, an open-source project for 5th generation 5G mobile core networks. Versions up to and including 1.4.1 have a NULL Pointer Dereference vulnerability. Remote unauthenticated attackers can trigger a service panic Denial of Service by...

CVE-2025-69251 free5GC has Improper Input Validation in UDM, Leading to Information Exposure

free5gc UDM provides Unified Data Management UDM for free5GC, an open-source project for 5th generation 5G mobile core networks. In versions up to and including 1.4.1, remote attackers can inject control characters e.g., %00 into the ueId parameter, triggering internal URL parsing errors net/url:...

CVE-2025-69251

free5gc UDM provides Unified Data Management UDM for free5GC, an open-source project for 5th generation 5G mobile core networks. In versions up to and including 1.4.1, remote attackers can inject control characters e.g., %00 into the ueId parameter, triggering internal URL parsing errors net/url:...

CVE-2025-69251 free5GC has Improper Input Validation in UDM, Leading to Information Exposure

free5gc UDM provides Unified Data Management UDM for free5GC, an open-source project for 5th generation 5G mobile core networks. In versions up to and including 1.4.1, remote attackers can inject control characters e.g., %00 into the ueId parameter, triggering internal URL parsing errors net/url:...

CVE-2025-69250 free5GC has Improper Error Handling in UDM, Leading to Information Exposure

free5gc UDM provides Unified Data Management UDM for free5GC, an open-source project for 5th generation 5G mobile core networks. In versions up to and including 1.4.1, the service reliably leaks detailed internal error messages e.g., strconv.ParseInt parsing errors to remote clients when processi...

CVE-2025-69208

free5GC 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 contain an Improper Error Handling vulnerability with Information Exposure. All deployments of free5GC using the NnefPfdManagement service may be...

CVE-2025-69248

Summary (CVE-2025-69248) Affected: free5GC AMF service (versions up to and including 1.4.1). Vulnerability: Buffer overflow in NAS data handling, triggered by a specially crafted NAS Registration Request containing a malformed 5GS Mobile Identity. Impact: Denial of Service to the AMF and, by exte...

CVE-2025-69248

free5GC 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 Overflow vulnerability leading to Denial of Service. Remote unauthenticated attackers can crash the AMF service by sending a specially crafted NA...

CVE-2025-69208 free5GC UDR's NEF incorrectly returns 500 for missing PFD data (UDR 404) in Nnef_PfdManagement GET request

free5GC 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 contain an Improper Error Handling vulnerability with Information Exposure. All deployments of free5GC using the NnefPfdManagement service may be...

CVE-2025-69208 free5GC UDR's NEF incorrectly returns 500 for missing PFD data (UDR 404) in Nnef_PfdManagement GET request

free5GC 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 contain an Improper Error Handling vulnerability with Information Exposure. All deployments of free5GC using the NnefPfdManagement service may be...

PT-2026-21562

Name of the Vulnerable Software and Affected Versions free5GC UDR versions prior to 1.4.1 Description The free5GC UDR, a user data repository for the free5GC 5G mobile core network project, contains an Improper Error Handling issue that can lead to Information Exposure. Deployments utilizing the...

free5GC 安全漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC prior to 1.4.1 contained security vulnerabilities, which were caused by improper error handling and could lead to information leaks...

PT-2026-21580

Name of the Vulnerable Software and Affected Versions free5gc UDM versions up to and including 1.4.1 Description free5gc UDM provides Unified Data Management for free5GC, an open-source 5G mobile core network project. A flaw exists where attackers can inject control characters, such as %00, into...