CVE-2026-101951

HIGHCVSS 7.5

Description

An Improper Validation of Consistency within Input vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a network-adjacent configured BGP peer to cause a denial of service by sending a specifically malformed BGP MCAST-TREE update and this NLRI is then attempted to be readvertised.

Timeline

Published:October 14th, 2026 5:17 PM

Last modified:October 15th, 2026 4:23 PM

CVSS Scoring

CVSS v3: 7.5 (HIGH)

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

Weaknesses (CWE)

CWE-1288

References & Reports

Advisories, patches, and third-party reports

https://supportportal.juniper.net/JSA112187

Source: NIST NVD · Data may lag official sources by up to one minute