Is CVE-2026-103403 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-103403?

CVE-2026-103403 has a CVSS v3 severity of HIGH (8.8).

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CVE-2026-103403

Description

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.