Is CVE-2026-90717 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-90717 being exploited in the wild.

How severe is CVE-2026-90717?

Critical severity, with a CVSS score of 9.1, published 28 October 2026.

Which products and versions are affected?

Dell PowerProtect Data Domain Management Center Feature Release 7.7.1.0 through 8.8; LTS2024 7.13.1.0 through 7.13.1.80; LTS2025 8.3.1.0 through 8.3.1.40; LTS2026 8.6.1.0 through 8.6.1.20.

Is there a fix for CVE-2026-90717?

No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

How is CVE-2026-90717 attacked?

It is attacked over the network, in a network appliance.

Am I affected by CVE-2026-90717?

Check whether you run Dell PowerProtect Data Domain Management Center at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

CVE-2026-90717: Dell PowerProtect Data Domain Management Center authentication bypass by spoofing

CVE-2026-90717 · Severity: critical · CVSS 9.1 · Published 2026-10-28

Dell PowerProtect Data Domain Management Center is a backup and data protection system used in enterprise environments. This vulnerability allows a low-privileged attacker to bypass authentication through spoofing, potentially escalating privileges to gain unauthorized control of the management system and other connected Data Domain systems. Successful exploitation could lead to data theft, ransomware deployment, or destruction of backup infrastructure.

Technologies: Dell PowerProtect Data Domain Management Center. Vendors: Dell.

Quick answers

Is CVE-2026-90717 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-90717 being exploited in the wild.
How severe is CVE-2026-90717?: Critical severity, with a CVSS score of 9.1, published 28 October 2026.
Which products and versions are affected?: Dell PowerProtect Data Domain Management Center Feature Release 7.7.1.0 through 8.8; LTS2024 7.13.1.0 through 7.13.1.80; LTS2025 8.3.1.0 through 8.3.1.40; LTS2026 8.6.1.0 through 8.6.1.20.
Is there a fix for CVE-2026-90717?: No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-90717 attacked?: It is attacked over the network, in a network appliance.
Am I affected by CVE-2026-90717?: Check whether you run Dell PowerProtect Data Domain Management Center at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

The vulnerability is an authentication bypass by spoofing that affects Dell PowerProtect Data Domain Management Center across multiple release tracks. A low-privileged attacker with remote network access can exploit this flaw to escalate privileges and potentially compromise other managed Data Domain systems. The fix is available in patched versions of the Feature Release, LTS2024, LTS2025, and LTS2026 release branches.

Affected products

Dell PowerProtect Data Domain Management Center Feature Release 7.7.1.0 through 8.8; LTS2024 7.13.1.0 through 7.13.1.80; LTS2025 8.3.1.0 through 8.3.1.40; LTS2026 8.6.1.0 through 8.6.1.20

Timeline

2026-10-28: disclosed
2026-10-28: advisory: DSA-2026-416

References

https://www.dell.com/support/kbdoc/en-us/000515178/dsa-2026-416-security-update-for-dell-powerprotect-data-domain-multiple-vulnerabilities

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