CVE-2026-63427: CWE-290: Authentication Bypass by Spoofing in Lenovo Software Fix
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.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-63427) in Lenovo Software Fix involves authentication bypass by spoofing (CWE-290). It enables a local authenticated user to bypass authentication controls and perform arbitrary code execution with elevated privileges. The affected versions are all releases from 0 up to but excluding 7.6.2.10. The CVSS 4.0 vector indicates the attack requires local access with low complexity and no user interaction, resulting in high impact on confidentiality, integrity, and availability.
Potential Impact
An attacker with local authenticated access can bypass authentication mechanisms and execute arbitrary code with elevated privileges, potentially compromising system integrity and security. This could lead to full system compromise depending on the privileges gained.
Mitigation Recommendations
Patch status is not yet confirmed — check the Lenovo vendor advisory for current remediation guidance. Until an official fix is available, restrict local access to trusted users only and monitor for suspicious activity related to Lenovo Software Fix.
CVE-2026-63427: CWE-290: Authentication Bypass by Spoofing in Lenovo Software Fix
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 v4.0
Score 8.5high
Affected software
Lenovo
Software Fix
pkg:github/lenovo/software-fixRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-63427) in Lenovo Software Fix involves authentication bypass by spoofing (CWE-290). It enables a local authenticated user to bypass authentication controls and perform arbitrary code execution with elevated privileges. The affected versions are all releases from 0 up to but excluding 7.6.2.10. The CVSS 4.0 vector indicates the attack requires local access with low complexity and no user interaction, resulting in high impact on confidentiality, integrity, and availability.
Potential Impact
An attacker with local authenticated access can bypass authentication mechanisms and execute arbitrary code with elevated privileges, potentially compromising system integrity and security. This could lead to full system compromise depending on the privileges gained.
Mitigation Recommendations
Patch status is not yet confirmed — check the Lenovo vendor advisory for current remediation guidance. Until an official fix is available, restrict local access to trusted users only and monitor for suspicious activity related to Lenovo Software Fix.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- lenovo
- Date Reserved
- 2026-07-16T19:22:22.180Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6aa31e6991cc7f3848be407e
Added to database: 09/10/2026, 21:17:29 UTC
Last enriched: 09/10/2026, 21:31:57 UTC
Last updated: 09/10/2026, 22:12:31 UTC
Views: 6
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