Remote root command execution in Dell PowerFlex Manager (<5.1.0.1) can fully compromise appliances and enable lateral movement across enterprise storage infrastructure.
CVE-2026-56688
OS command injection in Dell PowerFlex Manager allows remote root command execution.
Is CVE-2026-56688 being exploited?
Not confirmed. CVE-2026-56688 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 2.0% probability of exploitation in the next 30 days.
How severe is CVE-2026-56688?
CVE-2026-56688 is rated Critical. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-56688?
Yes. A fix has been recorded for CVE-2026-56688. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-56688 affect?
CVE-2026-56688 affects Dell PowerFlex Manager <5.1.0.1, PowerFlex management appliances, Managed PowerFlex infrastructure. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-56688?
Upgrade to PowerFlex Manager 5.1.0.1 immediately or apply vendor mitigation.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote OS command injection as root via OS Repository processing, enabling full appliance compromise and lateral movement into managed infrastructure.
Immediate action required
- affected< 5.1.0.1 or later
- affected< 4.5.5.2 or later
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.