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    CVE-2026-103403

    An Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in AccessManager in Juniper Networks Session Smart Router and Session Smart Conductor allows an attacker to perform arbitrary file deletion and arbitrary command execution via the deletion of an audit rule.

    Published:Oct 28, 2026
    Last Modified:Oct 28, 2026
    EPS:Oct 28, 2026
    EPSS Score:
    CVSS Score:8.8

    Affected Products

    Vendor
    Juniper
    Product
    Session Smart Conductor
    Vendor
    Juniper
    Product
    Session Smart Router

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-103406 (CVSS 9.8) — An Improper Neutralization of Special Elements used in an OS Command vulnerability in the AutomatedProvisioner…
    CVE-2026-103405 (CVSS 5.8) — An Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerab…
    CVE-2026-103404 (CVSS 6.8) — An Incorrect Permission Assignment for Critical Resource vulnerability in RoutingManager in Juniper Networks S…
    CVE-2026-103402 (CVSS 8.8) — An Insufficient Verification of Data Authenticity vulnerability in PCLI in Juniper Networks Session Smart Rout…
    CVE-2026-103401 (CVSS 8.8) — An Improper Link Resolution Before File Access ('Link Following') vulnerability in the unauthenticated web ser…
    CVE-2026-103400 (CVSS 5.5) — An Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerab…
    CVE-2026-103390 (CVSS 5.3) — An Out-of-Bounds Read vulnerability in the HttpParser component in Juniper Networks Session Smart Router and S…
    CVE-2025-21589 (CVSS 9.3) — An Authentication Bypass Using an Alternate Path or Channel vulnerability in Juniper Networks Session Smart Ro…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High