Vulnerability · Published Jul 10, 2026 · Assigned by dell

CVE-2026-56688

Critical 9.1

In plain English

A critical-severity OS command injection in PowerFlex Manager from Dell. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 81% of all known vulnerabilities).

Severity (CVSS 3.1)9.1Critical

Exploit odds (30 days)2.0%top 19.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Dell PowerFlex Manager, Version prior to 5.1.0.1, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability during OS Repository processing to achieve arbitrary command execution as root, potentially leading to full appliance compromise and lateral movement into managed infrastructure.

Affected products (as reported)

Vendor	Product	Versions
Dell	PowerFlex Manager	0 – before 5.1.0.1 or later0 – before 4.5.5.2 or later

Weakness: CWE-78 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

References

https://www.dell.com/support/kbdoc/en-us/000477538/dsa-2026-066-security-update-for-powerflex-software-multiple-vulnerabilities vendor-advisory