Quick answers
- Is CVE-2026-90726 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-90726 being exploited in the wild.
- How severe is CVE-2026-90726?
- Medium severity, with a CVSS score of 6, published 27 October 2026.
- Which products and versions are affected?
- Dell PowerProtect Data Domain 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-2026-90726?
- 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-2026-90726 attacked?
- It is attacked with local access.
- Am I affected by CVE-2026-90726?
- 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 is a path traversal flaw in Dell PowerProtect Data Domain that allows a high-privileged local attacker to cause denial of service. The attack requires local system access and high privilege level; no user interaction or remote access is needed. Exploitation leads to system unavailability but not data compromise or code execution.
Affected products
- Dell PowerProtect Data Domain 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
- 2026-10-27: disclosed