Quick answers
- Is CVE-2026-123028 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-123028 being exploited in the wild.
- How severe is CVE-2026-123028?
- High severity, with a CVSS score of 7.3, published 5 November 2026.
- Which products and versions are affected?
- Itsourcecode Online Book Store 1.0.
- Is there a fix for CVE-2026-123028?
- No fixed version is recorded yet. Use prepared statements and parameterized queries to separate SQL code from user input. Implement strict input validation to ensure the bookisbn parameter matches the expected format (numeric values only), and minimize database user permissions to only those necessary for application operation. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-123028 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-123028?
- Check whether you run Itsourcecode Online Book Store at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
How to fix
Use prepared statements and parameterized queries to separate SQL code from user input. Implement strict input validation to ensure the bookisbn parameter matches the expected format (numeric values only), and minimize database user permissions to only those necessary for application operation.
Technical details
A SQL injection vulnerability exists in the /admin_edit.php file's 'bookisbn' parameter due to insufficient input validation and sanitization. An unauthenticated attacker can inject malicious SQL code through GET requests to manipulate database queries and extract sensitive data or modify the database. The vulnerability is publicly disclosed with working proof-of-concept code.
Affected products
- itsourcecode Online Book Store 1.0
Timeline
- 2026-10-13: disclosed
- 2026-11-05: advisory