CVE-2026-91880

HIGHCVSS 8.9/10EPSS 0.23%

Last modified

CVE-2026-91880 is a high-severity vulnerability rated 8.9/10 on the CVSS scale. Dell Terraform Provider for PowerFlex, versions 1.5.0 through 1.8.0, contains an Improper Certificate Validation vulnerability in the SSH client component.Terraform PowerFlex provider uses ssh.InsecureIgnoreHostKey() as the default SSH host key callback. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to information exposure and unauthorized access.. EPSS estimates a 0.23% chance of exploitation in the next 30 days.

Description

Dell Terraform Provider for PowerFlex, versions 1.5.0 through 1.8.0, contains an Improper Certificate Validation vulnerability in the SSH client component.Terraform PowerFlex provider uses ssh.InsecureIgnoreHostKey() as the default SSH host key callback. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to information exposure and unauthorized access.

Metrics

EPSS Probability
0.23%

14.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
DellTerraform Provider for PowerFlex< 1.9.0 or later

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-91880?
Dell Terraform Provider for PowerFlex, versions 1.5.0 through 1.8.0, contains an Improper Certificate Validation vulnerability in the SSH client component.Terraform PowerFlex provider uses ssh.InsecureIgnoreHostKey() as the default SSH host key callback. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to information exposure and unauthorized access.
How severe is CVE-2026-91880?
CVE-2026-91880 has a CVSS score of 8.9/10 (HIGH severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.
How do I fix CVE-2026-91880?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST