CVE-2025-47904

Medium

Description

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.

SeverityMedium

CVSS4.1

Exploit probability—

ProductMicrochip Timeprovider 4100 Firmware

PublishedFeb 24, 2026

First seenFeb 24, 2026

Weakness typeCWE-494CWE-494

How to fix

Update

microchip timeprovider_4100_firmware2.5 or later

Vendor advisories

microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/timeprovider-4100-unsigned-upgrade-vulnerability

Affected products

Product	Affected versions	Fixed in
microchip timeprovider_4100_firmware	v < 2.5	2.5

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