CVE-2026-89172: Microchip AN1044

Medium severity, CVSS 5.6. EPSS: 0.2% chance of exploitation in the next 30 days.

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.

Affected products

• Microchip AN1044
• Microchip AN953
• Microchip SW300052: up to and including 2.6

Published 2026-09-12. Last modified 2026-09-16.