MicrochipCVE-2026-89172
Improper protection of physical side channels vulnerability in Microchip AN1044
Medium5.6CVE-2026-89172 · Published Sep 12, 2026 · updated Sep 16, 2026
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 versions
| Package | Affected | Fixed in |
|---|---|---|
| AN1044 Product | <= A | No fix yet |
| AN953 Product | <= A | No fix yet |
| SW300052 Product | <= 2.6 | No fix yet |
Details and references
- CVSS 4.0
- CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-1300
- www.cve.org/CVERecord?id=CVE-2026-89172
- nvd.nist.gov/vuln/detail/CVE-2026-89172
- www.microchip.com/en-us/application-notes/an1044
- www.microchip.com/en-us/application-notes/an953
- www.microchip.com/en-us/development-tool/sw300052
- www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/side-channel-attack-an1044-an953-sw300052-cryptographic-algorithms
More Microchip advisories
All Microchip| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 24 | Improper protection against voltage and clock glitches vulnerability in... | High7.3 | No fix yet |