CVE-2026-4482 Insight Agent Private Key Information Disclosure via Inherited File Permissions

Medium 6.8 Published Updated

Local attackers can read private key files due to weak permissions, exposing agent identity material.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-4482?

CVE-2026-4482 is a medium-severity vulnerability in Rapid7 Insight Agent, published on 10 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

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 exploits, as this exposes agent identity material to any locally authenticated standard user.

Weakness: CWE-732

Which versions are affected by CVE-2026-4482?

It affects 1 product.

Products include Rapid7 Insight Agent.

How do I fix CVE-2026-4482?

No fix has been published for CVE-2026-4482 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-4482 being exploited?

There is no known exploitation of CVE-2026-4482 in the wild and no public exploit code.

Sources

Also known as GHSA-3r4x-4pr5-j666.

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