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CVE-2026-90503: Information Disclosure in Chengdu Qilu Technology Ludashi

0
Medium
Published: 09/13/2026 (09/13/2026, 09:32:31 UTC)
Source: CVE Database V5
Vendor/Project: Chengdu Qilu Technology
Product: Ludashi

Description

CVE-2026-90503 is an information disclosure vulnerability in Chengdu Qilu Technology Ludashi version 6.1026.4715.714. The flaw exists in the function sub_11008 within the ComputerZ_x64.sys library. Local attackers with high privileges can manipulate the PhysicalAddress argument to disclose information. The vendor has not responded to the disclosure, and an exploit is publicly available. The vulnerability has a medium severity rating with a CVSS score of 4.6.

CVSS v4.0

Score 4.6medium

Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
High
User Interaction
None
Vuln. Confidentiality
Low
Vuln. Integrity
None
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

Affected software

Chengdu Qilu Technology

Ludashi

Affected versions
=6.1026.4715.714
CPE configurations
cpe:2.3:a:chengdu_qilu_technology:ludashi:*:*:*:*:*:*:*:*

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/13/2026, 22:15:07 UTC

Technical Analysis

This vulnerability affects Chengdu Qilu Technology Ludashi 6.1026.4715.714 specifically in the sub_11008 function of the ComputerZ_x64.sys driver. By locally manipulating the PhysicalAddress argument, an attacker with high privileges can cause information disclosure. The vendor was notified but did not provide any response or patch. An exploit for this vulnerability has been published, though no evidence of in-the-wild exploitation is reported.

Potential Impact

An attacker with local high privileges can exploit this vulnerability to disclose sensitive information from the system. The impact is limited to information disclosure and requires local access with elevated privileges. There is no indication of remote exploitation or privilege escalation.

Mitigation Recommendations

No official patch or remediation is currently available from the vendor. Since the vendor has not responded, users should restrict local access to trusted users only and monitor for any suspicious activity. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance if it becomes available.

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Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-09-12T08:46:37.771Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6aa71fe155bf5e2cf521a4f0

Added to database: 09/13/2026, 22:12:49 UTC

Last enriched: 09/13/2026, 22:15:07 UTC

Last updated: 09/14/2026, 03:07:25 UTC

Views: 9

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