What is CVE-2022-35821?

CVE-2022-35821 is a medium-severity vulnerability in Microsoft Azure Sphere. CVSS score: 4.4/10. Published 2022-08-09.

How severe is CVE-2022-35821?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in Microsoft Azure Sphere

CVE-2022-35821

Azure Sphere Information Disclosure Vulnerability

Published 2022-08-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.011 (63.2th percentile), scored 2026-10-05.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Microsoft Azure Sphere — versions 20.00
Microsoft Azure Sphere

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2022-35821 (vendor-advisory)

Frequently asked questions

What is CVE-2022-35821?: CVE-2022-35821 is a medium-severity vulnerability in Microsoft Azure Sphere. CVSS score: 4.4/10. Published 2022-08-09.
How severe is CVE-2022-35821?: Medium severity. CVSS v3 base score is 4.4 out of 10.