threat-intel Researchers Report 84 Flaws in 4G and 5G Cores, Including a Session Hijacking Flaw Researchers at Nanyang Technological University in Singapore have discovered 84 previously unknown vulnerabilities in 4G and 5G core network implementations, including flaws that could lead to denial-of-service attacks and session hijacking. These vulnerabilities, dubbed ‘implicit trust errors,’ stem from a lack of pro… The Hacker News · Jul 31, 2026 High CVE-2026-8233UNvulnerability5g4g