CVE-2026-101980

CriticalCVSS 9.8/10Last modified Oct 15, 2026

Description

An Integer Underflow vulnerability in the kernel of Juniper Networks Junos OS with Extended Echo configured allows an unauthenticated, network-based attacker to cause a denial of service by a kernel crash.

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-191

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Oct 14, 2026
Last modified
Oct 15, 2026
NVD status
Awaiting Analysis

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CVE-2026-101980: Critical severity, CVSS 9.8 | Vulnix