---
id: CVE-2026-101960
title: >-
  An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of
  Juniper Networks Junos OS Evolved on QFX5240, QFX5241 and QFX5250 configured
  for BGP global-load-balancing and more than 128 ecmp next-hops allows an
  attacker t…
summary: >-
  An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of
  Juniper Networks Junos OS Evolved on QFX5240, QFX5241 and QFX5250 configured
  for BGP global-load-balancing and more than 128 ecmp next-hops allows an
  attacker t…
severity: medium
cvss: 6.5
cvssVector: 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-787
published: '2026-10-14'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T21:17:22.290'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-101960'
references:
  - url: 'https://supportportal.juniper.net/JSA112250'
    label: sirt@juniper.net
tags:
  - nvd
ingestedAt: '2026-10-14T17:44:53.632Z'
---

## Overview

An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS Evolved on QFX5240, QFX5241 and QFX5250 configured for BGP global-load-balancing and more than 128 ecmp next-hops allows an attacker to cause an rpd crash.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.