Medium severity · published May 7, 2026
CVE-2025-4397
Medtronic MyCareLink Patient Monitor Data Encryption Weakness
6.8
CVSS
0.1%
EPSS
No
On KEV
Description
Medtronic MyCareLink Patient Monitor uses per-product credentials that are stored in a recoverable format. An attacker can use these credentials to modify encrypted drive data.
CVSS vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MP
MyCareLink Patient Monitor 24950 · Medtronic
before February 25, 2026 · source: vendor
MP
MyCareLink Patient Monitor 24952 · Medtronic
before February 25, 2026 · source: vendor
Affected product
MP
MyCareLink Patient Monitor 24950
Medtronic
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-4397
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-4397
www.cisa.gov
https://www.cisa.gov/news-events/ics-medical-advisories/icsma-18-219-01
www.cisa.gov
https://www.cisa.gov/news-events/ics-medical-advisories/icsma-25-205-01
www.medtronic.com
https://www.medtronic.com/en-us/e/product-security/security-bulletins/mycarelink-8-7-18.html
www.medtronic.com
https://www.medtronic.com/en-us/e/product-security/security-bulletins/mycarelink-patient-monitor-vulnerabilities.html
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CVE-2025-4395
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CVE-2025-4394
Medtronic MyCareLink Patient Monitor Unencrypted Filesystem Vulnerability
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CVE-2025-4393
Medtronic MyCareLink Patient Monitor Deserialization Vulnerability