What’s Vulnerable › Vulnerabilities

CVE-2026-89172: Side-channel attack of AN1044/AN953/SW300052 cryptographic algorithms

• Severity: medium (CVSS 5.6 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-12 · updated 2026-09-16
• Weakness: CWE-1300

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.

Affected products

• Microchip AN1044: through A
• Microchip AN953: through A
• Microchip SW300052: through 2.6

References

• https://www.microchip.com/en-us/application-notes/an1044
• https://www.microchip.com/en-us/application-notes/an953
• https://www.microchip.com/en-us/development-tool/sw300052
• https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/side-channel-attack-an1044-an953-sw300052-cryptographic-algorithms

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