How severe is CVE-2026-26944?

CVE-2026-26944 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-26944 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-26944?

CVE-2026-26944 primarily affects Dell Powerprotect Dp Series Appliance. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-26944?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-26944 have an EU (EUVD) identifier?

Yes. CVE-2026-26944 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23899.

When was CVE-2026-26944 published?

CVE-2026-26944 was published on 2026-04-20 and last updated on 2026-06-17.

CVE-2026-26944

CVE-2026-26944 is a high-severity vulnerability in Dell Powerprotect Dp Series Appliance with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-23899
Weakness: CWE-306
Affected product: Dell Powerprotect Dp Series Appliance
Published: 2026-04-20
Last modified: 2026-06-17

Description

Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.6, LTS2025 release version 8.3.1.0 through 8.3.1.20, LTS2024 release versions 7.13.1.0 through 7.13.1.60 contain a missing authentication for critical function vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to arbitrary command execution with root privileges. Exploitation requires an authenticated user to perform a specific action.

Frequently asked questions

What is CVE-2026-26944?: Dell PowerProtect Data Domain, versions 7.7.1.0 through 8.6, LTS2025 release version 8.3.1.0 through 8.3.1.20, LTS2024 release versions 7.13.1.0 through 7.13.1.60 contain a missing authentication for critical function vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to arbitrary command execution with root privileges. Exploitation requires an authenticated user to perform a specific action.
How severe is CVE-2026-26944?: CVE-2026-26944 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-26944 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-26944?: CVE-2026-26944 primarily affects Dell Powerprotect Dp Series Appliance. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-26944?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-26944 have an EU (EUVD) identifier?: Yes. CVE-2026-26944 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23899.
When was CVE-2026-26944 published?: CVE-2026-26944 was published on 2026-04-20 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000450699/dsa-2026-060-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities

Affected products (2)

cpe:2.3:a:dell:powerprotect_dp_series_appliance:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:data_domain_operating_system:*:*:*:*:*:*:*:*

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