XSS in Juniper Space Security Director

CVE-2025-59974

An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Junos Space Security Director allows an attacker to inject malicious scripts into the application, which are then stored and executed in the context of other users' browsers when they access affected pages.This issue affects Juniper Security Director:  * All versions before 24.1R4.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (31.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-59974?
CVE-2025-59974 is a high-severity vulnerability in Juniper Space Security Director, classified under Cross-site Scripting. CVSS score: 8.4/10. Published 2025-10-09.
How severe is CVE-2025-59974?
High severity. CVSS v3 base score is 8.4 out of 10.