# CVE-2026-103799: CVE-2026-103799

Status: published. Published: 2026-10-28. Updated: 2026-11-03.

Dell PowerProtect Data Domain Management Center, 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 a Missing Authorization vulnerability. A low privileged attacker with remote access could potentially exploit this vulnerability, leading to unauthorized system operation on managed systems.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Dell / PowerProtect Data Domain Management Center: ≥ 0; < 8.9.0.0 or later (affected, semver); ≥ 0; < 7.13.1.90 or later (affected, semver); ≥ 0; < 8.3.1.50 or later (affected, semver); ≥ 0; < 8.6.1.30 or later (affected, semver). Source: CNA: dell

## Severity and prioritization

- CVSS 3.1: 9.6 (critical); CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H; source: CNA: dell

- CISA KEV: No listing in collected sources

- EPSS: 0.34% as of 2026-11-03; percentile 27.62%

- SSVC: exploitation none; automatable no; technical impact total; source ADP: CISA-ADP

- Weaknesses: CWE-862

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

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

## Provenance

- CNA: dell: https://www.cve.org/CVERecord?id=CVE-2026-103799; retrieved 2026-11-03; source updated 2026-11-03

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-103799; retrieved 2026-11-03; source updated Not reported

Revision: 4d387d3b597c6d1d9507dbb7c3c94d0f1d8e26e80a6c03d77a27636ece1fac12

Canonical: https://y2.dev/cve/CVE-2026-103799

## Agent and API access

Public CVE pages, Markdown, and JSON are free to read without an account or API key.

- Public catalog: https://y2.dev/cve/index.json. Follow nextCursor with the same search, filters, sort, and limit (1–100). A null cursor marks the end.

- WebMCP: search_cve_disclosures, get_cve_disclosure, get_cve_page_markdown, get_y2_cve_access. Available in compatible browsers.

- Cyber API: https://api.y2.dev/api/v2/cyber/cves and https://api.y2.dev/api/v2/cyber/cves/{cveId}.

- Y2 Pro or Elite: create a workspace API key with the intel:cyber scope and send Authorization: Bearer <Y2_API_KEY>. Setup: https://y2.dev/docs/api/create-key.

- x402: Pay per request without an account or API key. Omit Authorization, read the HTTP 402 PAYMENT-REQUIRED challenge, validate its current requirements, and retry with PAYMENT-SIGNATURE through an authorized payment client. These browser tools never make payments. Guide: https://y2.dev/docs/api/x402.

- OpenAPI: https://y2.dev/api/openapi.yaml. Agent access metadata: https://y2.dev/cve/agent.json.

Collected public records only. Check source status for coverage and freshness.