How severe is CVE-2025-54859?

CVE-2025-54859 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2025-54859 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-54859?

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

Does CVE-2025-54859 have an EU (EUVD) identifier?

Yes. CVE-2025-54859 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34747.

When was CVE-2025-54859 published?

CVE-2025-54859 was published on 2025-10-16 and last updated on 2026-06-17.

CVE-2025-54859

CVE-2025-54859 is a medium-severity vulnerability with a CVSS 3.x base score of 4.8. 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 4.8)
CVSS v4: 4.6
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-34747
Weakness: CWE-79
Published: 2025-10-16
Last modified: 2026-06-17

Description

Stored cross-site scripting (XSS) vulnerability in desknet's NEO V9.0R2.0 and earlier allow execution of arbitrary JavaScript in a user’s web browser.

Frequently asked questions

What is CVE-2025-54859?: Stored cross-site scripting (XSS) vulnerability in desknet's NEO V9.0R2.0 and earlier allow execution of arbitrary JavaScript in a user’s web browser.
How severe is CVE-2025-54859?: CVE-2025-54859 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2025-54859 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-54859?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-54859 have an EU (EUVD) identifier?: Yes. CVE-2025-54859 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34747.
When was CVE-2025-54859 published?: CVE-2025-54859 was published on 2025-10-16 and last updated on 2026-06-17.

References

Other CWE-79 (Cross-site Scripting (XSS)) vulnerabilities

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CVE-2024-6886 — Critical (CVSS 10.0): Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Gitea…
CVE-2023-45144 — Critical (CVSS 10.0): com.xwiki.identity-oauth:identity-oauth-ui is a package to aid in building identity and service providers based on…
CVE-2023-45138 — Critical (CVSS 10.0): Change Request is an pplication allowing users to request changes on a wiki without publishing the changes directly.…
CVE-2022-4361 — Critical (CVSS 10.0): Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the…

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