Unauthorized data access via concatenated dah parameter
Published Feb 3, 2026 · Updated Feb 3, 2026
SQL injection in YouDataSum CPAS Audit Management System 4.9 and earlier allows remote attackers to execute arbitrary SQL commands. CpasListServiceImpl.findArchiveReportByDah concatenates the untrusted dah request parameter directly into a SQL query before DAO execution. No authentication or user interaction is required, and the demonstrated time-delay payload establishes database-query control that permits unauthorized data access.
Summary
What happened
SQL injection in YouDataSum CPAS Audit Management System 4.9 and earlier allows remote attackers to execute arbitrary SQL commands. CpasListServiceImpl.findArchiveReportByDah concatenates the untrusted dah request parameter directly into a SQL query before DAO execution. No authentication or user interaction is required, and the demonstrated time-delay payload establishes database-query control that permits unauthorized data access.
The record
- CVE
- CVE-2025-57529
- Published
- Feb 3, 2026
- Updated
- Feb 3, 2026
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-89, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Feb 3, 2026CVE publishedPublication date reported by the CVE source.
- Feb 3, 2026Record updatedLatest update available in the CVE record.
Exploitability
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What is affected?
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Published CVSS scores
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Attacks
What attackers are doing with it
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Weakness, pattern, technique
Public exploit references
- CVE-2025-57529 HTTP time-delay proof of conceptproof of concept · demonstrated
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Technologies
Your stack
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Your stack
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