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CVE-2026-56415

Critical

Description

Storage Concentrator (SC & SCVM) contains a command injection vulnerability within the debug.pl script that is reachable without authentication. A remote attacker can submit a specially crafted HTTP request containing a malicious payload that is processed without adequate input sanitization, resulting in arbitrary command execution with root-level privileges on the underlying system.

SeverityCritical
CVSS10.0
Exploit probability—
ProductStorage Concentrator
PublishedJun 30, 2026
First seenJun 30, 2026
Weakness typeCWE-78OS command injection

How to fix

Update
  • Stonefly Storage Concentrator8.0.4.22 or later
  • Stonefly Storage Concentrator Virtual Machine8.0.4.22 or later

Affected products

ProductAffected versionsFixed in
Stonefly Storage Concentratorv < 8.0.4.228.0.4.22
Stonefly Storage Concentrator Virtual Machinev < 8.0.4.228.0.4.22

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