How severe is CVE-2025-59992?

CVE-2025-59992 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-59992 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-59992?

CVE-2025-59992 primarily affects Juniper Junos Space. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-59992?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-59992 have an EU (EUVD) identifier?

Yes. CVE-2025-59992 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-33374.

When was CVE-2025-59992 published?

CVE-2025-59992 was published on 2025-10-09 and last updated on 2026-06-17.

CVE-2025-59992

CVE-2025-59992 is a medium-severity vulnerability in Juniper Junos Space with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v4: 5.1
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-33374
Weakness: CWE-79
Affected product: Juniper Junos Space
Published: 2025-10-09
Last modified: 2026-06-17

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 Secure Console 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.

Frequently asked questions

What is CVE-2025-59992?: 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 Secure Console 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.
How severe is CVE-2025-59992?: CVE-2025-59992 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-59992 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-59992?: CVE-2025-59992 primarily affects Juniper Junos Space. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-59992?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-59992 have an EU (EUVD) identifier?: Yes. CVE-2025-59992 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-33374.
When was CVE-2025-59992 published?: CVE-2025-59992 was published on 2025-10-09 and last updated on 2026-06-17.

References

https://supportportal.juniper.net/JSA103140

Affected products (4)

cpe:2.3:a:juniper:junos_space:*:*:*:*:*:*:*:*
cpe:2.3:a:juniper:junos_space:24.1:r1:*:*:*:*:*:*
cpe:2.3:a:juniper:junos_space:24.1:r2:*:*:*:*:*:*
cpe:2.3:a:juniper:junos_space:24.1:r3:*:*:*:*:*:*

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