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CVE-2026-1179: Medium Vulnerability in Yonyou KSOA

A medium-severity SQL injection vulnerability has been identified in Yonyou KSOA 9.0. Exploitation can occur remotely without authentication, necessitating immediate attention from security teams.

MEDIUMCVSS 5.5 · Published January 19, 2026

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A vulnerability was detected in Yonyou KSOA 9.0. This affects an unknown part of the file /kmf/user_popedom.jsp of the component HTTP GET Parameter Handler. The manipulation of the argument folderid results in sql injection. The attack can be launched remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

This vulnerability allows for SQL injection, which can potentially compromise the integrity and confidentiality of the data handled by the affected component. Organizations utilizing this software should take this risk seriously, as the potential for data breaches or unauthorized access exists.

Given the nature of this vulnerability and its potential exploitation, organizations should prioritize patching immediately.

As an additional measure, security teams should review their systems for signs of exploitation and assess their overall security posture in relation to this vulnerability.

Vulnerability Details

The vulnerability identified is classified as SQL injection, a common but critical issue that can lead to severe security breaches. The CVSS score for this vulnerability is 5.5, indicating a medium severity level, which highlights the need for timely remediation.

The affected product is Yonyou KSOA 9.0, and the vulnerability was published on January 19, 2026. The CWE classifications associated with this issue include CWE-74 (Improper Neutralization of Special Elements in Output Used by a Downstream Component) and CWE-89 (Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')).

Technical Analysis

The root cause of this vulnerability stems from inadequate input validation on the 'folderid' parameter within the HTTP GET request. Attackers may leverage this vulnerability to execute arbitrary SQL commands, leading to unauthorized data access or manipulation.

The attack vector for this vulnerability is classified as NETWORK, allowing attackers to exploit it remotely without any authentication or user interaction. The attack complexity is low, making it accessible for attackers with minimal skills.

The impacts on confidentiality, integrity, and availability are considered low, but the potential for exploitation remains significant due to the nature of SQL injection vulnerabilities.

Risk & Impact Analysis

Risk to organizations includes data breaches, unauthorized access, and potential loss of integrity of critical data. The blast radius of this vulnerability could extend to any data handled by the affected component, potentially impacting multiple systems and data sets.

Given the CVSS score and the likelihood of exploitation, organizations should address this vulnerability in their priority patch cycle.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

The affected version is Yonyou KSOA 9.0. All versions prior to vendor patch are considered vulnerable.

Mitigation & Remediation

Organizations should prioritize patching immediately. Ensure to upgrade to the latest version of Yonyou KSOA to mitigate this vulnerability. If a patch is unavailable, consider implementing input validation and sanitization measures to prevent SQL injection attacks.

Additionally, organizations may benefit from conducting a thorough security assessment of their applications and systems, utilizing services such as application security assessment to identify other potential weaknesses.

Detection Guidance

Organizations should monitor logs for unusual query patterns, and validate input data to identify potential indicators of exploitation. Behavioral anomalies associated with SQL injection attempts should also be flagged for review.

AppSecure Threat Intelligence Insight

The long-term significance of this vulnerability lies in the commonality of SQL injection flaws across various platforms. Organizations should utilize this incident to reinforce their security measures and ensure robust input validation.

Security teams should remain vigilant and consider reviewing their vulnerability management program for effectiveness in addressing similar vulnerabilities in the future.

Adopting a proactive approach to security, such as engaging in penetration testing, can help identify and remediate vulnerabilities before they can be exploited.

In conclusion, organizations should prioritize patching the identified vulnerabilities and continually assess their systems for security weaknesses.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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