CVE-2026-86399
Reported by dell · Published October 28, 2026
Dell PowerProtect Data Domain, Feature Release versions 7.7.1.0 through 8.8, LTS2024 release versions 7.13.1.0 through 7.13.1.80, LTS2025 release versions 8.3.1.0 through 8.3.1.40, LTS2026 release versions 8.6.1.0 through 8.6.1.20, contain an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Command execution.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| PowerProtect Data Domain | Dell | 8.9.0.0 or later, 8.6.1.30 or later, 8.3.1.50 or later, 7.13.1.90 or later |
Risk scores
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Dell | PowerProtect Data Domain | 0, 0, 0 |
| Dell | PowerProtect Data Domain | 0, 0, 0 |
Timeline
- Oct 28, 2026 EPSS Score (2 in total, the first dated here)
- Oct 28, 2026 CVE Published
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln CVE-2026-86399
vulnetix vdb fixes CVE-2026-86399Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
"https://api.vdb.vulnetix.com/v2/vuln/CVE-2026-86399/fixes/registry"The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart