SQL Injection in Halex Coursesel
CVE-2026-5537
A security vulnerability has been detected in halex CourseSEL up to 1.1.0. Affected by this vulnerability is the function check_sel of the file Apps/Index/Controller/IndexController.class.php of the component HTTP GET Parameter Handler. Th…
EPSS: 0.000 (1.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Halex Coursesel — versions 1.0, 1.1.0
Weakness classification (CWE)
References
- VDB-355290 | halex CourseSEL HTTP GET Parameter IndexController.class.php check_sel sql injection (technical-description, vdb-entry)
- VDB-355290 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #782202 | halex CourseSEL 1.1.0 SQL Injection (third-party-advisory)
- cna@vuldb.com (exploit)
Frequently asked questions
- What is CVE-2026-5537?
- CVE-2026-5537 is a medium-severity vulnerability in Halex Coursesel, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-04-05.
- How severe is CVE-2026-5537?
- Medium severity. CVSS v3 base score is 6.3 out of 10.