CVE-2026-8664 OS Command Injection in Rapid7 InsightConnect Finger Plugin
Authenticated attackers can execute arbitrary OS commands on Linux systems via the Rapid7 InsightConnect Finger Plugin due to insufficient input validation.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-8664?
CVE-2026-8664 is a medium-severity command injection vulnerability in Rapid7 InsightConnect Finger Plugin, published on 25 Jun 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
OS Command Injection vulnerability in Rapid7 InsightConnect Finger Plugin on Linux allows authenticated attackers to execute arbitrary OS commands via the user or host parameters due to insufficient input validation in shell command construction.
Weakness: CWE-78
Which versions are affected by CVE-2026-8664?
It affects 1 product.
Products include Rapid7 Insightconnect Finger.
How do I fix CVE-2026-8664?
No fix has been published for CVE-2026-8664 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-8664 being exploited?
There is no known exploitation of CVE-2026-8664 in the wild and no public exploit code.
Sources
Also known as GHSA-p5pq-c6vw-g6xp.