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CVE-2025-59984VulnerabilityPublished

CVE-2025-59984: 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

European organizations should implement the following specific mitigations: 1) Restrict access to Junos Space interfaces to trusted networks and VPNs, minimizing exposure to untrusted users. 2) Employ strict input validation and sanitization on the Global Search feature if possible, or disable this feature temporarily until a patch is available. 3) Implement Content Security Policy (CSP) headers to limit script execution sources and reduce XSS impact. 4) Educate users, especially administrators, to be cautious when interacting with search results or links within Junos Space. 5) Monitor logs and network traffic for unusual activities or script injection attempts targeting Junos Space. 6) Prepare for rapid deployment of the official patch from Juniper Networks once released. 7) Consider network segmentation to isolate Junos Space from general user environments to limit the scope of potential exploitation. 8) Use web application firewalls (WAFs) with rules targeting XSS patterns to provide an additional layer of defense.

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 Global Search 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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