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high advisory

free5gc UDR Improper Path Validation Allows Unauthenticated Access to Traffic Influence Subscriptions

An improper path validation vulnerability exists in the free5gc UDR service, allowing unauthenticated attackers with access to the 5G Service Based Interface (SBI) to read Traffic Influence Subscriptions.

free5GC UDR path-validation information-disclosure
2r 2t 1i
high advisory

free5GC UDR Memory Leak Vulnerability Leads to Denial of Service

An unauthenticated attacker can exploit a memory leak in free5GC UDR versions prior to 1.4.3 by sending repeated HTTP requests to the OAM endpoint, causing uncontrolled memory growth and denial of service.

free5GC UDR free5GC UDR CVE-2026-41135 memory-leak denial-of-service 5G
2r 1t 1c