CVE-2026-89172

Side-channel attack of AN1044/AN953/SW300052 cryptographic algorithms

CVSS 4.0 5.6 MEDIUMCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-89172

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-89172

Published

AN1044

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Microchip",
                    "product": "AN1044",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThanOrEqual": "A",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unknown"
                }

AN953

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Microchip",
                    "product": "AN953",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThanOrEqual": "A",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unknown"
                }

SW300052

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Microchip",
                    "product": "SW300052",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThanOrEqual": "2.6",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unknown"
                }

Original source record · Cite this exact observation · Complete original publisher JSON