CVE-2026-63427

Deferred Deferred - Pending Action

Authentication Bypass in Lenovo Software Fix Allows Privilege Escalation

Publication date: 2026-09-10

Last updated on: 2026-09-10

Assigner: Lenovo Group Ltd.

Description

An authentication bypass vulnerability was discovered in Lenovo Software Fix that could allow a local authenticated user to perform arbitrary code execution with elevated privileges.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-09-10

Last Modified

2026-09-10

Generated

2026-09-11

AI Q&A

2026-09-11

EPSS Evaluated

N/A

NVD

CVE-2026-63427

Affected Vendors & Products

Vendor	Product	Version / Range
lenovo	software_fix	*

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-290	This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks.

Attack-Flow Graph

Executive Summary

This vulnerability is an authentication bypass in Lenovo Software Fix that allows a local authenticated user to execute arbitrary code with elevated privileges. It bypasses normal authentication mechanisms, potentially granting unauthorized access to system functions.

Impact Analysis

If exploited, this vulnerability could let an attacker gain control over affected systems, install malware, steal data, or disrupt operations. It requires local authenticated access but could lead to significant security breaches if unpatched.

Compliance Impact

This vulnerability could violate compliance requirements by enabling unauthorized access to sensitive data, potentially leading to legal penalties, data breaches, or loss of certification under standards like GDPR or HIPAA.

Mitigation Strategies

Apply the latest security patch from Lenovo for the affected Software Fix. Ensure all local authenticated users have least privilege access. Monitor system logs for unusual activity or unauthorized code execution attempts.

Hi! I’m here to help you understand CVE-2026-63427. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70