# CVE-2026-91890: CVE-2026-91890

Status: published. Published: 2026-11-11. Updated: 2026-11-11.

Dell Ansible Storage for Unity , versions prior to 1.2.13 contains an Improper Certificate Validation vulnerability in the UnityRESTConnector component. An unauthenticated attacker with remote access could potentially exploit this vulnerability,leading to information exposure and unauthorized access.

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Dell / Ansible Storage for Unity: ≥ 0; < 1.2.13 or later (affected, semver). Source: CNA: dell

## Severity and prioritization

- CVSS 3.1: 8.7 (high); CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N; source: CNA: dell

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-295

## Exploit evidence

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

## References

- https://www.dell.com/support/kbdoc/en-au/000515361/dsa-2026-431-security-update-for-dell-ansible-storage-multiple-vulnerabilities (CNA: dell; vendor-advisory)

## Provenance

- CNA: dell: https://www.cve.org/CVERecord?id=CVE-2026-91890; retrieved 2026-11-11; source updated 2026-11-11

Revision: 5d6c06b03465ca2a70961835878d17f8c396bfb1191bff261f11db88c6955b39

Canonical: https://y2.dev/cve/CVE-2026-91890

## 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.