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CVE-2025-59988VulnerabilityPublished

CVE-2025-59988: Juniper Networks Junos Space · XSS or 'Cross-site Scripting'

Affects Juniper Networks Junos SpaceSource CVE Database V5

0

Not known to be exploited · CVSS 6.1 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
6.1Medium
How severe the flaw is on the 0–10 CVSS scale.
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:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 9 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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

ProductAffectedFixed in
Juniper Networks Junos SpaceAffected
  • =0
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.

References

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