Authentication bypass via unneutralized Username input
Published Jul 13, 2026 · Updated Jul 13, 2026
SQL injection in SourceCodester Online Book Store System 1.0 allows remote attackers to bypass admin authentication via Username input. The admin/login.php handler processes the untrusted Username value without neutralizing SQL syntax, allowing crafted input to alter the authentication query. No account or user interaction is required; successful exploitation grants access to administrative book, order, category, user, and sales functions.
Summary
What happened
SQL injection in SourceCodester Online Book Store System 1.0 allows remote attackers to bypass admin authentication via Username input. The admin/login.php handler processes the untrusted Username value without neutralizing SQL syntax, allowing crafted input to alter the authentication query. No account or user interaction is required; successful exploitation grants access to administrative book, order, category, user, and sales functions.
The record
- CVE
- CVE-2026-15537
- Published
- Jul 13, 2026
- Updated
- Jul 13, 2026
- Vendor
- Online Computer and Laptop Store Project
- Product
- Online Book Store System
- Classifications
- CWE-89, CWE-74, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jul 13, 2026CVE publishedPublication date reported by the CVE source.
- Jul 13, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=1.0
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- VulDB exploit download for CVE-2026-15537proof of concept · unverified
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Technologies
Your stack
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Your stack
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