CVE-2026-103400: Session Smart Router and Session Smart Conductor: Crafted directory names cause arbitrary filesystem unmounting during service cleanup

Published Oct 28, 2026
·
Updated

An Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability in the ember service in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker with local access to unmount arbitrary filesystems or cause a denial of service via the creation of specially named directories and a service restart.

Affected Software

2 affected components
Juniper Networks Session Smart Router
Juniper Networks Session Smart Conductor

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Juniper Networks Session Smart Router and Session Smart Conductor to a version that resolves this vulnerability.

    Fixed in 7.0.5
  2. Upgrade

    Upgrade Juniper Networks Session Smart Router and Session Smart Conductor to a version that resolves this vulnerability.

    Fixed in 7.1.7
  3. Upgrade

    Upgrade Juniper Networks Session Smart Router and Session Smart Conductor to a version that resolves this vulnerability.

    Fixed in 7.2.3

Event History

Oct 28, 2026
CVE Published
via MITRE·04:34 PM
Data Sourced
via MITRE·04:34 PM
RemedyDescriptionSeverityWeakness

Company

Resources

Contact

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