CVE-2026-42459 free5GC: Improper Input Validation and Generation of Error Message Containing Sensitive Information in github.com/free5gc/udm

free5GC 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 handlers of the nudm-sdm Subscriber Data Management service. An unauthenticated attacker can inject control characters into the SUPI...

free5GC 安全漏洞

free5GC is an open-source project for the 5th generation 5G mobile core network. Versions of free5GC prior to 4.2.1 contained security vulnerabilities. These vulnerabilities stemmed from the process that reads traffic affecting subscriptions in the UDR service. After a verification failure, the...