How severe is CVE-2025-64642?

CVE-2025-64642 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.

Is CVE-2025-64642 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-64642?

CVE-2025-64642 affects Mirion Biodose/nmis. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-64642?

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-2025-64642 have an EU (EUVD) identifier?

Yes. CVE-2025-64642 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-200324.

When was CVE-2025-64642 published?

CVE-2025-64642 was published on 2025-12-02 and last updated on 2026-06-17.

CVE-2025-64642

CVE-2025-64642 is a high-severity vulnerability in Mirion Biodose/nmis with a CVSS 3.x base score of 8.0. 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-732.

Key facts

Severity: High (CVSS 3.x base score 8.0)
CVSS v4: 7.1
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-200324
Weakness: CWE-732
Affected product: Mirion Biodose/nmis
Published: 2025-12-02
Last modified: 2026-06-17

Description

NMIS/BioDose V22.02 and previous versions' installation directory paths by default have insecure file permissions, which in certain deployment scenarios can enable users on client workstations to modify the program executables and libraries.

Frequently asked questions

What is CVE-2025-64642?: NMIS/BioDose V22.02 and previous versions' installation directory paths by default have insecure file permissions, which in certain deployment scenarios can enable users on client workstations to modify the program executables and libraries.
How severe is CVE-2025-64642?: CVE-2025-64642 has a CVSS 3.x base score of 8.0, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity high, and availability high.
Is CVE-2025-64642 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-64642?: CVE-2025-64642 affects Mirion Biodose/nmis. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-64642?: 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-2025-64642 have an EU (EUVD) identifier?: Yes. CVE-2025-64642 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-200324.
When was CVE-2025-64642 published?: CVE-2025-64642 was published on 2025-12-02 and last updated on 2026-06-17.

References

https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-336-01

Affected products (1)

cpe:2.3:a:mirion:biodose\/nmis:*:*:*:*:*:*:*:*

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