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Dell Terraform Provider for PowerStore: Information exposure in diagnostic logs (CVE-2026-91891)

Dell Terraform Provider for PowerStore versions prior to 1.3.1 are vulnerable to information exposure, as the provider fails to sufficiently redact sensitive authentication credentials in diagnostic logs.

CVE search metadata

CVE search record: CVE-2026-91891. Severity: high. CVSS: 7.5. KEV: no. Product: Terraform Provider for PowerStore (< 1.3.1). Brief: Dell Terraform Provider for PowerStore: Information exposure in diagnostic logs (CVE-2026-91891). Brief link: https://feed.craftedsignal.io/briefs/2026-11-dell-terraform-provider-powerstore-log-exposure-cve-2026-91891/

Triage facts

Revision 1
Applicability
Terraform Provider for PowerStore (< 1.3.1)
Evidence
Unknown
Severity
High
Action
Elevated
Sources
1 public source
Freshness
Revision 1Nov 11, 20:11 UTC
Vulnerabilities
1 CVE
Source quality
A1Roughly even chance

Dell Terraform Provider for PowerStore versions prior to 1.3.1 contains a vulnerability that results in the insufficient redaction of sensitive authentication data within diagnostic logs. An unauthenticated attacker with remote access to these logs could potentially retrieve sensitive credentials, leading to information exposure.

Impact

Successful exploitation may lead to the disclosure of sensitive authentication credentials, which could be utilized by an attacker for unauthorized access to systems managed by the affected Terraform provider.

Recommendation

Upgrade the Dell Terraform Provider for PowerStore to version 1.3.1 or later to ensure that authentication data is properly redacted in diagnostic logs. Additionally, review existing diagnostic log files for evidence of exposed credentials and consider rotating any sensitive information that may have been logged prior to the upgrade.


Immediate actions

Upgrade Dell Terraform Provider for PowerStore to version 1.3.1 or later.

IT Operations 48h

Threat Hunt

Search diagnostic logs for patterns matching authentication headers, tokens, or credentials that should have been redacted.

T1592 medium medium confidence hunt now

Data: Terraform provider diagnostic logs, Centralized log management audit trails

Mitigations

Upgrade to version 1.3.1 or later.

immediate IT Operations

CVE-2026-91891