CVE-2026-94492
Received Received - Intake

SQL Injection in Yonyou U8cloud 5.x

Publication date: 2026-09-22

Last updated on: 2026-09-22

Assigner: VulDB

Description
A security vulnerability has been detected in Yonyou U8cloud 5.x. This vulnerability affects unknown code of the file /u8cloud/openapi/so.saleorder.sendaudit of the component OpenAPI. The manipulation of the argument operator leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

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Meta Information

Published
2026-09-22
Last Modified
2026-09-22
Generated
2026-09-22
AI Q&A
2026-09-22
EPSS Evaluated
N/A
NVD
CVE-2026-94492
EUVD
EUVD-2026-84254

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
yonyou u8cloud 5.x

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-89 The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Without sufficient removal or quoting of SQL syntax in user-controllable inputs, the generated SQL query can cause those inputs to be interpreted as SQL instead of ordinary user data.
CWE-74 The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Attack-Flow Graph

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Executive Summary

This is a SQL injection vulnerability in Yonyou U8cloud 5.x affecting the file /u8cloud/openapi/so.saleorder.sendaudit. The vulnerability allows remote attackers to manipulate the 'operator' argument to inject malicious SQL commands, potentially accessing sensitive database information.

Detection Guidance

To detect this SQL injection vulnerability in Yonyou U8cloud, monitor network traffic for unusual requests targeting the /u8cloud/openapi/so.saleorder.sendaudit endpoint. Check logs for suspicious SQL commands or errors. Use tools like SQLmap to test for injection by sending crafted input with payloads such as ' OR 1=1 --. Inspect database logs for unauthorized queries or data access patterns.

Impact Analysis

An attacker could exploit this to execute unauthorized SQL commands, leading to data leakage, unauthorized data access, or database manipulation. This may result in sensitive information being stolen or altered.

Compliance Impact

This vulnerability could lead to non-compliance with GDPR (data breaches), HIPAA (protected health information exposure), or other regulations due to unauthorized data access or leakage. Organizations may face legal penalties and reputational damage.

Mitigation Strategies

Immediately restrict access to the vulnerable /u8cloud/openapi/so.saleorder.sendaudit interface. Validate and filter all user input to prevent malicious SQL commands. Implement parameterized queries in the application code. Deploy a web application firewall to block exploitation attempts. Contact the vendor for patches or updates.

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