CVE-2026-89172

5.6 MEDIUM 0.2% exploit odds No fix listed Other Device

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.

At a glance

Exploitability: Can be exploited with physical access without logging in. High risk of data exposure.
Exploit odds: 0.2% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2026-09-12 10:16 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-09-16 19:30 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.2% in the next 30 days (EPSS).
Severity: 5.6 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2026-09-12 10:16 UTC
Last modified: 2026-09-16 19:30 UTC
Exploit probability: 0.2% · EPSS, next 30 days
Weakness: CWE-1300
Record status: Awaiting Analysis

Attack profile CVSS 4.0 · 5.6

Attack vector: Physical
Complexity: High
Attack requirements: Present
Privileges needed: None
User interaction: None
Confidentiality: High
Integrity: None
Availability: None

Raw vector

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

Is it in your code?

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References

NVD record · CVE.org record