DLL Hijacking in Lenovo Service Bridge Enables Privilege Escalation

Publication date: 2026-04-15

Last updated on: 2026-08-24

Assigner: Lenovo Group Ltd.

Description

A potential DLL hijacking vulnerability was reported in Lenovo Service Bridge that, under certain conditions, could allow a local authenticated user to execute code with elevated privileges.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-04-15

Last Modified

2026-08-24

Generated

2026-09-06

AI Q&A

2026-04-15

EPSS Evaluated

2026-09-04

NVD

CVE-2026-1636

EUVD

EUVD-2026-22919

Affected Vendors & Products

Vendor	Product	Version / Range
lenovo	service_bridge	to 5.0.2.20 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-427	The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors.

Attack-Flow Graph

Executive Summary

This vulnerability is a potential DLL hijacking issue found in Lenovo Service Bridge. Under certain conditions, it could allow a local authenticated user to execute code with elevated privileges.

Impact Analysis

The impact of this vulnerability is that a local authenticated user could exploit it to run code with higher privileges than they normally have. This could lead to unauthorized actions on the affected system.

Hi! I’m here to help you understand CVE-2026-1636. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70