How severe is CVE-2025-14459?

CVE-2025-14459 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.

Is CVE-2025-14459 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-14459?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-14459 have an EU (EUVD) identifier?

Yes. CVE-2025-14459 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206337.

When was CVE-2025-14459 published?

CVE-2025-14459 was published on 2026-01-26 and last updated on 2026-06-30.

CVE-2025-14459

CVE-2025-14459 is a high-severity vulnerability with a CVSS 3.x base score of 8.5. 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-639.

Key facts

Severity: High (CVSS 3.x base score 8.5)
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-206337
Weakness: CWE-639
Published: 2026-01-26
Last modified: 2026-06-30

Description

A flaw was found in KubeVirt Containerized Data Importer (CDI). This vulnerability allows a user to clone PersistentVolumeClaims (PVCs) from unauthorized namespaces, resulting in unauthorized access to data via the DataImportCron PVC source mechanism.

Frequently asked questions

What is CVE-2025-14459?: A flaw was found in KubeVirt Containerized Data Importer (CDI). This vulnerability allows a user to clone PersistentVolumeClaims (PVCs) from unauthorized namespaces, resulting in unauthorized access to data via the DataImportCron PVC source mechanism.
How severe is CVE-2025-14459?: CVE-2025-14459 has a CVSS 3.x base score of 8.5, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability none.
Is CVE-2025-14459 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-14459?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-14459 have an EU (EUVD) identifier?: Yes. CVE-2025-14459 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-206337.
When was CVE-2025-14459 published?: CVE-2025-14459 was published on 2026-01-26 and last updated on 2026-06-30.

References

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