---
title: "CVE-2026-91881: Dell Terraform Provider for Redfish - Improper Certificate Validation"
description: "Dell Terraform Provider for Redfish < 1.6.2 contains an improper certificate validation vulnerability in the HTTP transport component, letting unauthenticated remote attackers perform man-in-the-middle attacks to intercept sensitive data, exploit requires network access."
url: https://panop.io/threat-heartbeat/CVE-2026-91881/
---

# CVE-2026-91881 Dell Terraform Provider for Redfish - Improper Certificate Validation

Dell Terraform Provider for Redfish < 1.6.2 contains an improper certificate validation vulnerability in the HTTP transport component, letting unauthenticated remote attackers perform man-in-the-middle attacks to intercept sensitive data, exploit requires network access.

CVSS base score 9.0 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-91881)

## Details

Type

Improper Certificate Validation

Impact

Man In The Middle, Information Disclosure

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Published

14 October 2026

Updated

15 October 2026

Weakness

[CWE-295](https://cwe.mitre.org/data/definitions/295.html)

## Vendor fix

Upgrade to version 1.6.2 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-91881](https://nvd.nist.gov/vuln/detail/CVE-2026-91881)
- [https://www.dell.com/support/kbdoc/en-in/000515444/dsa-2026-434-security-update-for-dell-terraform-provider-for-dell-server-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9](https://www.dell.com/support/kbdoc/en-in/000515444/dsa-2026-434-security-update-for-dell-terraform-provider-for-dell-server-multiple-vulnerabilities?msockid=3021cac2195069ed3194ddad186a68f9)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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