CVE-2026-63427

Elevated code execution via authentication bypass

Published Sep 10, 2026 · Updated Sep 10, 2026

Authentication bypass in Lenovo Software Fix before 7.6.2.10 allows local users to execute arbitrary code with elevated privileges. Lenovo has not published the affected component or the operation that bypasses authentication. Exploitation requires an authenticated local account and results in code execution with privileges above that account.

CVSS severity7.8
High
EPSS probability0.14%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication bypass in Lenovo Software Fix before 7.6.2.10 allows local users to execute arbitrary code with elevated privileges. Lenovo has not published the affected component or the operation that bypasses authentication. Exploitation requires an authenticated local account and results in code execution with privileges above that account.

The record

CVE
CVE-2026-63427
Published
Sep 10, 2026
Updated
Sep 10, 2026
Vendor
Lenovo
Product
Software Fix
Classifications
T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 10, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 10, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <7.6.2.10

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Lenovo · Software Fixversion=0 <7.6.2.10

Published CVSS scores

8.5LenovoCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
7.8LenovoCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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