CVE-2025-4386

MEDIUM
Published May 7, 2026 Modified May 7, 2026 CWE-1263

Description

Medtronic MyCareLink Patient Monitor has an internal serial interface, which allows an attacker with physical access to access a login prompt via a UART terminal.​

CVSS v3.1 Score

6.8
MEDIUM
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0002
Probability of exploitation
0.07%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-1263 CWE-1263

References

Frequently Asked Questions

What is CVE-2025-4386? +
Medtronic MyCareLink Patient Monitor has an internal serial interface, which allows an attacker with physical access to access a login prompt via a UART terminal.​ It has a CVSS v3.1 base score of 6.8 (MEDIUM).
How severe is CVE-2025-4386? +
CVE-2025-4386 has a CVSS v3.1 score of 6.8 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0002, placing it in the 0th percentile for exploitation probability.
How do I check if I'm vulnerable to CVE-2025-4386? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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