CVE-2025-47904: Unsigned upgrade package
Published Feb 24, 2026
·Updated
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.
Affected Software
3 affected components
Microchip Time Provider 4100<2.5
All of the following
Microchip Timeprovider 4100 Firmware<2.5
Microchip TimeProvider 4100
Event History
Feb 24, 2026
CVE Published
via MITRE·03:34 PM
Data Sourced
via MITRE·03:34 PM
DescriptionWeakness
Data Sourced
via NVD·04:24 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-47904?
CVE-2025-47904 is identified as a critical severity vulnerability due to the potential for malicious software updates.
2
How do I fix CVE-2025-47904?
To address CVE-2025-47904, update Microchip Time Provider 4100 to version 2.5 or later.
3
What impact does CVE-2025-47904 have on my system?
CVE-2025-47904 allows an attacker to perform a malicious manual software update, potentially compromising the system.
4
Is my version affected by CVE-2025-47904?
If you are using Microchip Time Provider 4100 version prior to 2.5, your version is affected by CVE-2025-47904.
5
Who is affected by CVE-2025-47904?
Organizations and users that implement Microchip Time Provider 4100 versions earlier than 2.5 are affected by CVE-2025-47904.