CVE-2026-89172CWE-1300

CVE-2026-89172

published September 12, 2026

CVSS
5.6
EPSS
0%
Percentile
9.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
5.6 · NONE
CVSS v4.0
5.6 · 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
EPSS
0.00200 · 9.4th percentile
Weakness
CWE-1300 · Improper Protection of Physical Side Channels
Published
2026-09-12T14:16Z
References (4)
https://www.microchip.com/en-us/application-notes/an1044 · dc3f6da9-85b5-4a73-84a2-2ec90b40fca5https://www.microchip.com/en-us/application-notes/an953 · dc3f6da9-85b5-4a73-84a2-2ec90b40fca5https://www.microchip.com/en-us/development-tool/sw300052 · dc3f6da9-85b5-4a73-84a2-2ec90b40fca5https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/side-channel-attack-an1044-an953-sw300052-cryptographic-algorithms · dc3f6da9-85b5-4a73-84a2-2ec90b40fca5
EPSS history
Timeline
  • 13 SEP 03:23Z
    EPSS moved — → 0%
    epss
  • 12 SEP 09:26Z
    Side-channel attack of AN1044/AN953/SW300052 cryptographic algorithms
    cvelistv5