Is CVE-2026-90720 exploited in the wild?

No. Junglewise Threat Intelligence has no report of CVE-2026-90720 being exploited in the wild.

How severe is CVE-2026-90720?

Medium severity, with a CVSS score of 6.7, published 28 October 2026.

Which products and versions are affected?

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

Is there a fix for CVE-2026-90720?

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-2026-90720 attacked?

It is attacked with local access, in a network appliance.

Am I affected by CVE-2026-90720?

Check whether you run Dell PowerProtect Data Domain 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-2026-90720: Dell PowerProtect Data Domain integrity check bypass

CVE-2026-90720 · Severity: medium · CVSS 6.7 · Published 2026-10-28

Dell PowerProtect Data Domain is a backup and disaster recovery appliance used by enterprises to protect critical data. A high-privileged local attacker could bypass security protections by exploiting improper validation of integrity checks. This could allow an attacker to manipulate system protection mechanisms and compromise data integrity.

Technologies: Dell PowerProtect Data Domain. Vendors: Dell.

Quick answers

Is CVE-2026-90720 exploited in the wild?: No. Junglewise Threat Intelligence has no report of CVE-2026-90720 being exploited in the wild.
How severe is CVE-2026-90720?: Medium severity, with a CVSS score of 6.7, published 28 October 2026.
Which products and versions are affected?: Dell PowerProtect Data Domain Feature Release 7.7.1.0–8.8; LTS2024 7.13.1.0–7.13.1.80; LTS2025 8.3.1.0–8.3.1.40; LTS2026 8.6.1.0–8.6.1.20.
Is there a fix for CVE-2026-90720?: 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-2026-90720 attacked?: It is attacked with local access, in a network appliance.
Am I affected by CVE-2026-90720?: Check whether you run Dell PowerProtect Data Domain 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 involves improper validation of integrity check values in PowerProtect Data Domain, allowing a high-privileged local attacker to bypass protection mechanisms. Attack vector requires local access and elevated privileges. The flaw permits circumvention of integrity protections that normally safeguard system data.

Affected products

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

Timeline

2026-10-28: disclosed

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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