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Researchers Report 84 Flaws in 4G and 5G Cores, Including a Session Hijacking Flaw
July 31, 2026 · The Hacker News · Severity: HIGH
An academic study from Nanyang Technological University has disclosed 84 security vulnerabilities in 4G and 5G core networks. These flaws could be exploited to launch denial-of-service attacks or hijack user network sessions, posing a significant risk to mobile communications.
Key Takeaways
- Academic study reveals 84 flaws in 4G/5G core networks.
- Flaws enable denial-of-service attacks and session hijacking.
- Researchers from Nanyang Technological University discovered the vulnerabilities.