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[ CVE-2026-101956 · Published 14 Oct 2026 ]

Vulnerability in Juniper Networks Junos OS

CVSS 9.8 EPSS <1%2 agency advisoriesNo fix listed yet

[ Why it matters ]Priority signals

  • Critical severity: CVSS 9.8

[ Description ]Official description

An Improper Authentication vulnerability in the J-Web web management component of Juniper Networks Junos OS allows an unauthenticated remote attacker to execute arbitrary Junos commands with root privileges via the exposed J-Web web interface.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

  • NCSC-NLNCSC-2026-0430

    Vulnerabilities fixed in Juniper Networks Junos OS Translated from Dutch

    Probability/damage M/HCVE-2026-103994CVE-2026-102182CVE-2026-102176+12 more CVEs
  • CERT-FRCERTFR-2026-AVI-1322

    Multiple vulnerabilities in Juniper Networks products Translated from French

    Multiple vulnerabilities have been discovered in Juniper Networks products. Some of them allow an attacker to cause remote arbitrary code execution, privilege escalation and remote denial of service.

    CVE-2026-102045CVE-2026-101985CVE-2026-101982+155 more CVEs

[ References ]References