What is CVE-2018-0011?

CVE-2018-0011 is a medium-severity vulnerability in Juniper Junos Space, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-01-10.

How severe is CVE-2018-0011?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Juniper Junos Space

CVE-2018-0011

A reflected cross site scripting (XSS) vulnerability in Junos Space may potentially allow a remote authenticated user to inject web script or HTML and steal sensitive data and credentials from a session, and to perform administrative actions on the Junos Space network management device.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-01-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (56.0th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Juniper Junos Space — versions 13.3, 14.1, 15.1
Juniper Networks Junos Space — versions All

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

kb.juniper.net/JSA10838 (Patch, Vendor Advisory)
www.securitytracker.com/id/1040189 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-0011?: CVE-2018-0011 is a medium-severity vulnerability in Juniper Junos Space, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-01-10.
How severe is CVE-2018-0011?: Medium severity. CVSS v3 base score is 5.4 out of 10.