Critical auth bypass in widely used Dell PowerStore storage appliances exposing credentials and enabling full admin access; enterprise-impacting and newsworthy.
CVE-2026-58574
Unauthenticated read of Dell PowerStore management filesystem exposing credentials.
Is CVE-2026-58574 being exploited?
Not confirmed. CVE-2026-58574 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 0.34% probability of exploitation in the next 30 days.
How severe is CVE-2026-58574?
CVE-2026-58574 is rated Critical with a CVSS score of 9.8. 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-2026-58574?
Yes. A fix has been recorded for CVE-2026-58574. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-58574 affect?
CVE-2026-58574 affects Dell PowerStore appliances (management interface). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-58574?
Apply Dell security update immediately; restrict management interface access and rotate credentials.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated attacker can read appliance filesystem, steal credentials, and gain full administrative access to the array.
Immediate action required
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 or later
- affected< 4.1.0.6-2771237 or later
- affected< 4.3.1.2-2771239 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.