Affects Dell PowerStore enterprise storage; privilege escalation by authenticated users can disrupt storage availability and data integrity across organizations.
CVE-2026-79686
Authenticated access bypass enables privilege escalation on Dell PowerStore.
Is CVE-2026-79686 being exploited?
Not confirmed. CVE-2026-79686 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 0.28% probability of exploitation in the next 30 days.
How severe is CVE-2026-79686?
CVE-2026-79686 is rated High with a CVSS score of 8.8. 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-2026-79686?
Yes. A fix has been recorded for CVE-2026-79686. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-79686 affect?
CVE-2026-79686 affects Dell PowerStore appliances. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-79686?
Apply Dell security update from advisory immediately.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Authenticated low-privileged user can bypass protections to gain elevated/admin privileges, allowing data access, modification, or disruption of storage.
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.