What is CVE-2025-47904?

CVE-2025-47904 is a medium-severity vulnerability in Microchip Time Provider 4100, classified under Download of Code Without Integrity Check. CVSS score: 4.1/10. Published 2026-02-24.

How severe is CVE-2025-47904?

Medium severity. CVSS v3 base score is 4.1 out of 10.

Vulnerability in Microchip Time Provider 4100

CVE-2025-47904

Download of Code Without Integrity Check vulnerability in Microchip Time Provider 4100 allows Malicious Manual Software Update.This issue affects Time Provider 4100: before 2.5.

Published 2026-02-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.1 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Microchip Time Provider 4100 — versions 0
Microchip Timeprovider 4100
Microchip Timeprovider 4100 Firmware

Weakness classification (CWE)

CWE-494 — Download of Code Without Integrity Check

References

dc3f6da9-85b5-4a73-84a2-2ec90b40fca5 (vendor-advisory, Vendor Advisory)
dc3f6da9-85b5-4a73-84a2-2ec90b40fca5 (technical-description)

Frequently asked questions

What is CVE-2025-47904?: CVE-2025-47904 is a medium-severity vulnerability in Microchip Time Provider 4100, classified under Download of Code Without Integrity Check. CVSS score: 4.1/10. Published 2026-02-24.
How severe is CVE-2025-47904?: Medium severity. CVSS v3 base score is 4.1 out of 10.