CVE-2026-101986

CriticalCVSS 9.8/10Last modified Oct 30, 2026

Description

An Improper Authentication vulnerability in J-Web of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network attacker to bypass J-Web authentication and execute CGI content with elevated privileges via a crafted HTTP request.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-287

Affected software

No affected versions have been published.

Timeline

Published
Oct 14, 2026
Last modified
Oct 30, 2026
NVD status
Analyzed

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CVE-2026-101986: Critical severity, CVSS 9.8 | Vulnix