CVE-2025-59978: Juniper Junos Space

Critical severity, CVSS 9.0. EPSS: 0.5% chance of exploitation in the next 30 days.

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Juniper Networks Junos Space allows an attacker to store script tags directly in web pages that, when viewed by another user, enable the attacker to execute commands with the target's administrative permissions. This issue affects all versions of Junos Space before 24.1R4.

Affected products

• Juniper Junos Space: before 24.1 (fixed in 24.1); version 24.1 only

Published 2025-10-09. Last modified 2026-10-08.