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- 1Juniper Junos OS hit with seven critical unauthenticated vulnerabilities●🔴 Juniper Junos OS — 7 CVEs, all CVSS 9.8 Unauthenticated: • CVE-2026-102175 — sdxd heap overflow • CVE-2026-101954 — J-
Security researchers are flagging seven critical vulnerabilities in Juniper's Junos OS, all rated CVSS 9.8 and exploitable without authentication. The flaws include a heap overflow in the sdxd service, an auth bypass in J-Web/NETCONF, denial-of-service heap overflows affecting SRX devices, a TACACS privilege escalation from low-privilege access to root, and stack overflows in BGP/EVPN handling. Administrators of Juniper network gear are being urged to patch quickly.