SQL Injection in Phpgurukul Online Course Registration
CVE-2026-5813
A weakness has been identified in PHPGurukul Online Course Registration 3.1. This vulnerability affects unknown code of the file /check_availability.php. Executing a manipulation of the argument cid can lead to sql injection. It is possibl…
EPSS: 0.000 (13.4th percentile) — read the EPSS interpretation.
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.
Affected products
- Phpgurukul Online Course Registration — versions 3.1
Weakness classification (CWE)
References
- VDB-356261 | PHPGurukul Online Course Registration check_availability.php sql injection (technical-description, vdb-entry)
- VDB-356261 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
- Submit #787686 | PHPGurukul Online Course Registration 3.1 SQL Injection (third-party-advisory)
- cna@vuldb.com (issue-tracking, exploit)
- cna@vuldb.com (product)
Frequently asked questions
- What is CVE-2026-5813?
- CVE-2026-5813 is a high-severity vulnerability in Phpgurukul Online Course Registration, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 7.3/10. Published 2026-04-08.
- How severe is CVE-2026-5813?
- High severity. CVSS v3 base score is 7.3 out of 10.