CVE-2025-12046

Local privilege escalation via DLL hijacking

Published Dec 10, 2025 · Updated Dec 10, 2025

DLL hijacking in Lenovo App Store and Lenovo Browser allows local users to execute code with elevated privileges on Windows. Lenovo has not disclosed the affected executable, DLL name, or search-path condition that causes an attacker-controlled library to load. Exploitation requires local authenticated access and placement of a crafted DLL under the unspecified conditions, after which its code runs with elevated privileges.

CVSS severity8.5
High
EPSS probability0.14%
Next 30 days · Sep 17, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

DLL hijacking in Lenovo App Store and Lenovo Browser allows local users to execute code with elevated privileges on Windows. Lenovo has not disclosed the affected executable, DLL name, or search-path condition that causes an attacker-controlled library to load. Exploitation requires local authenticated access and placement of a crafted DLL under the unspecified conditions, after which its code runs with elevated privileges.

The record

CVE
CVE-2025-12046
Published
Dec 10, 2025
Updated
Dec 10, 2025
Vendor
Lenovo
Product
Lenovo Browser
Classifications
CWE-427, T1574.002
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 10, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 10, 2025Record 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 <9.0.6.11071

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Lenovo · Lenovo Browserversion=0 <9.0.6.11071
Lenovo · Lenovo App Storeversion=0 <9.0.2530.1027

Published CVSS scores

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

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 11, 2026Sep 17, 2026
Latest reporting daySep 17, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-427Uncontrolled Search Path Element
T1574.002DLL Side-Loading

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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