Missing Default Case in Switch Statement

Overview Affected versions of this package are vulnerable to Missing Default Case in Switch Statement in the DataChangeNotification process due to a nil pointer dereference. An attacker can cause a panic and disrupt service availability by triggering this process with crafted input. Remediation...

GO-2026-4757 free5GC UDM DataChangeNotification Procedure Panic Due to Nil Pointer Dereference in github.com/free5gc/udm

free5GC UDM DataChangeNotification Procedure Panic Due to Nil Pointer Dereference in github.com/free5gc/udm...

CVE-2026-33192 free5GC UDM incorrectly returns 500 for empty supi path parameter in PATCH sdm-subscriptions reques

Free5GC 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 downstream 400 Bad Request from UDR into a 500 Internal Server Error when handling PATCH requests with an empty supi path parameter...

CVE-2026-33065 free5GC UDM incorrectly returns 500 for empty supi path parameter in DELETE sdm-subscriptions request

Free5GC 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 downstream 400 Bad Request from UDR into a 500 Internal Server Error when handling DELETE requests with an empty supi path parameter. This leak...

CVE-2026-33064

CVE-2026-33064 (Free5GC UDM) affects Free5GC prior to 1.4.2. A crafted POST to /sdm-subscriptions with path traversal and a large JSON payload can trigger a nil pointer dereference in DataChangeNotificationProcedure (notifier.go), causing the UDM service to panic and crash. Impact is disruption o...

CVE-2026-33064 free5GC UDM DataChangeNotification Procedure Panic Due to Nil Pointer Dereference

Free5GC 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 caused by Nil Pointer Dereference in the /sdm-subscriptions endpoint. A remote attacker can cause the UDM service to panic and crash by sending ...

CVE-2026-33064 free5GC UDM DataChangeNotification Procedure Panic Due to Nil Pointer Dereference

Free5GC 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 caused by Nil Pointer Dereference in the /sdm-subscriptions endpoint. A remote attacker can cause the UDM service to panic and crash by sending ...

CVE-2026-33191

Free5GC 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 in URL path parameters. A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's...

CVE-2026-33191

Free5GC 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 in URL path parameters. A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's...

UBUNTU-CVE-2026-33064

Free5GC 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 caused by Nil Pointer Dereference in the /sdm-subscriptions endpoint. A remote attacker can cause the UDM service to panic and crash by sending ...

free5GC 安全漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC prior to 1.4.2 contained security vulnerabilities. These vulnerabilities stemmed from UDM’s improper handling of PATCH requests with empty supi path parameters. UDM incorrectly converted downstrea...

free5GC 安全漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC prior to 1.4.2 contained security vulnerabilities. These vulnerabilities stemmed from improper handling of UDM errors; when a downstream error of 400 was converted to an error of 500, it could lea...

UBUNTU-CVE-2026-33065

Free5GC 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 downstream 400 Bad Request from UDR into a 500 Internal Server Error when handling DELETE requests with an empty supi path parameter. This leak...

CVE-2026-33064

Free5GC 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 caused by Nil Pointer Dereference in the /sdm-subscriptions endpoint. A remote attacker can cause the UDM service to panic and crash by sending ...

GHSA-P9HG-PQ3Q-V9GV free5GC UDM vulnerable to null byte injection in URL path parameters causing 500 Internal Server Error

Impact This is an Improper Input Validation vulnerability with Denial of Service and Injection implications. - Security Impact: A remote attacker can inject null bytes URL-encoded as %00 into the supi path parameter of the UDM's NudmSubscriberDataManagement API. This causes URL parsing failure in...

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-2026-27642 free5GC has Improper Input Validation in UDM UEAU Service

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 supi parameter, triggering internal URL parsing errors net/url:...

CVE-2026-27642 free5GC has Improper Input Validation in UDM UEAU Service

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 supi 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:...

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...