github.comexploitissue tracking
https://github.com/f1rstb100d/CVE/issues/20 CVE-2026-5813
MEDIUM
PHPGurukul Online Course Registration check_availability.php sql injection
Record summary
CVE-2026-5813 has a selected CVSS score of 6.9 (medium).
Description
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 possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.
Description source: CVE List
Exploitation context
CISA SSVC decision
ExploitationPoC
AutomatableNo
Technical impactPartial
CISA Coordinator · SSVC 2.0.3 · Evaluated Apr 9, 2026 · Source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
Online Course RegistrationBrowse PHPGurukul / Online Course Registration | CVE List | 3.1 | affected |
References
6nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2026-5813 phpgurukul.comproduct
https://phpgurukul.com/ Submit #787686 | PHPGurukul Online Course Registration 3.1 SQL InjectionThird-party advisory
https://vuldb.com/submit/787686 VDB-356261 | PHPGurukul Online Course Registration check_availability.php sql injectionvdb entryTechnical description
https://vuldb.com/vuln/356261 VDB-356261 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions required
https://vuldb.com/vuln/356261/cti