CVE-2026-89172

Medium

Description

Improper protection of physical side channels vulnerability in Microchip AN1044, Microchip AN953, and Microchip SW300052. This issue affects AN1044: through A; AN953: through A; SW300052: through 2.6.

SeverityMedium

CVSS5.6

Exploit probability—

ProductAN1044

PublishedSep 12, 2026

First seenSep 12, 2026

Weakness typeCWE-1300CWE-1300

How to fix

Vendor advisories

microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/side-channel-attack-an1044-an953-sw300052-cryptographic-algorithms

Affected products

Product	Affected versions	Fixed in
Microchip AN1044	v ≤ A	—
Microchip AN953	v ≤ A	—
Microchip SW300052	v ≤ 2.6	—

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