What is CVE-2026-4482?

CVE-2026-4482 is a medium-severity vulnerability in Microsoft Windows, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.5/10. Published 2026-04-10.

How severe is CVE-2026-4482?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Microsoft Windows

CVE-2026-4482

The installer certificate files in the …/bootstrap/common/ssl folder do not seem to have restricted permissions on Windows systems (users have read and execute access). For the client.key file in particular, this could potentially lead to…

EPSS: 0.001 (0.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Microsoft Windows
Rapid7 Insight Agent — versions 0
Rapid7 Insight_agent

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

cve@rapid7.com (Release Notes)

Frequently asked questions

What is CVE-2026-4482?: CVE-2026-4482 is a medium-severity vulnerability in Microsoft Windows, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.5/10. Published 2026-04-10.
How severe is CVE-2026-4482?: Medium severity. CVSS v3 base score is 5.5 out of 10.