CVE-2026-26944
Unauthenticated function access could enable root command execution on Dell PowerProtect Data Domain.
Is CVE-2026-26944 being exploited?
Not confirmed. CVE-2026-26944 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 0.54% probability of exploitation in the next 30 days.
How severe is CVE-2026-26944?
CVE-2026-26944 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-2026-26944?
Yes. A fix has been recorded for CVE-2026-26944. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-26944 affect?
CVE-2026-26944 affects Dell PowerProtect Data Domain 7.7.1.0-8.6, LTS2025 8.3.1.0-8.3.1.20, LTS2024 7.13.1.0-7.13.1.60. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-26944?
Apply vendor patch / firmware upgrade when available
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Root-level RCE on affected appliances via missing authentication on a critical function; full device compromise possible.
Patch when possible
- affected< 8.6.1.10, 8.7.0.0 or later
- affected< 8.3.1.30 or later
- affected< 7.13.1.70 or later
- affected< 2.7.9 with DD OS 8.3.1.30
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.