CVE-2025-59988: Juniper Networks Junos Space · XSS or 'Cross-site Scripting'
Affects Juniper Networks Junos SpaceSource CVE Database V5
Not known to be exploited · CVSS 6.1 Medium.
Data as of 25 Oct 2026, 19:02 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 34% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 9 Oct 2025
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Juniper Networks Junos Space | Affected
| Fixed in– |
AI-suggested
1. Immediately plan to upgrade Junos Space to version 24.1R4 or later once available to apply the official patch. 2. Until patching is possible, restrict access to the Generate Report page to trusted administrators only and monitor usage logs for suspicious activity. 3. Implement strict input validation and sanitization on all user-supplied data fields within Junos Space, especially those involved in report generation. 4. Deploy Content Security Policy (CSP) headers to limit the execution of unauthorized scripts in the web interface. 5. Educate users and administrators about the risks of clicking on untrusted links or reports, emphasizing caution with reports received from unknown or untrusted sources. 6. Use web application firewalls (WAFs) with rules to detect and block XSS payloads targeting Junos Space. 7. Monitor network and system logs for unusual activity that could indicate exploitation attempts. 8. Conduct regular security assessments and penetration tests focusing on web interface vulnerabilities in network management tools.
Description
An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Juniper Networks Junos Space allows an attacker to inject script tags in the Generate Report page that, when visited by another user, enables the attacker to execute commands with the target's permissions, including an administrator. This issue affects all versions of Junos Space before 24.1R4.