SQL Injection in Sourcecodester Online Book Store System
CVE-2026-15537
A security flaw has been discovered in SourceCodester Online Book Store System 1.0. This vulnerability affects unknown code of the file admin/login.php. The manipulation of the argument Username results in sql injection. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (35.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Sourcecodester Online Book Store System — versions 1.0
Weakness classification (CWE)
References
- vuldb.com/vuln/377887 (technical-description, vdb-entry)
- vuldb.com/vuln/377887/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-15537 (third-party-advisory)
- vuldb.com/submit/855010 (third-party-advisory)
- medium.com/@gauravkumar67482/sql-injection-leading-to-authentication-bypass-43b… (exploit, broken-link)
- www.sourcecodester.com/ (product)
Frequently asked questions
- What is CVE-2026-15537?
- CVE-2026-15537 is a high-severity vulnerability in Sourcecodester Online Book Store System, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-07-13.
- How severe is CVE-2026-15537?
- High severity. CVSS v3 base score is 7.3 out of 10.