Quest KACE Systems Management Appliance (SMA) Improper Authentication Vulnerability

Technical Severity

CVSS v3.1 Metrics

CRITICAL

10 / 10

Minimal Risk Critical

Vector Specification

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

Exploitation Likelihood

EPSS Prediction

75.31 %

Predictive Probability

Percentile Rank

98.9 th

Documented as more likely to be exploited than 98.9% of known CVEs.

Detection Date

Apr 20, 2026

Remediation Due

May 04, 2026

CISA Catalog Active

Threat Analysis

Quest KACE Systems Management Appliance (SMA) contains an improper authentication vulnerability that could allow attackers to impersonate legitimate users without valid credentials.

Remediation Directive

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

External Intelligence

https://support.quest.com/kb/4379499/quest-response-to-kace-sma-vulnerabilities-cve-2025-32975-cve-2025-32976-cve-2025-32977-cve-2025-32978

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2025-32975