CVE-2026-86380
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 Integer Overflow or Wraparound vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Protection mechanism bypass.
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 Coalition ESS Score
- Oct 28, 2026 CVE Published
- Oct 28, 2026 PoC Published
- Oct 29, 2026 EPSS Score (2 in total, the first dated here)
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln CVE-2026-86380
vulnetix vdb fixes CVE-2026-86380Or 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-2026-86380/fixes/registry"The Community plan is free and allows 50 queries a day. Get a free API key · API quickstart