Vulnerability · Published Apr 8, 2026 · Assigned by VulDB
CVE-2026-5814PHPGurukul Online Course Registration check_availability.php sql injection
High 7.3
In plain English
A high-severity SQL injection in Online Course Registration from PHPGurukul. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)0.3%top 81.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A security vulnerability has been detected in PHPGurukul Online Course Registration 3.1. This issue affects some unknown processing of the file /admin/check_availability.php. The manipulation of the argument regno leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| PHPGurukul | Online Course Registration | 3.1 |
Weakness: CWE-89, CWE-74 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-356262 | PHPGurukul Online Course Registration check_availability.php sql injection vdb-entry, technical-description
- VDB-356262 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #787698 | PHPGurukul Online Course Registration 3.1 SQL Injection third-party-advisory
- https://github.com/f1rstb100d/CVE/issues/21 exploit, issue-tracking
- https://phpgurukul.com/ product