CVE-2026-5813

PHPGurukul Online Course Registration check_availability.php sql injection

Assigner: VulDB
Reserved: 08.04.2026 Published: 08.04.2026 Updated: 08.04.2026

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.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CVSS Score: 6.9

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	Low	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

CVSS 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
CVSS Score: 7.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.1

CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CVSS Score: 7.3

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	None	Integrity Impact	Low
User Interaction	None	Availability Impact	Low

CVSS 3.0

CVSS Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
CVSS Score: 7.5

Access Vector	Network	Confidentiality Impact	Partial
Access Complexity	Low	Integrity Impact	Partial
Authentication	None	Availability Impact	Partial

CVSS 2.0

Product Status

Vendor	PHPGurukul
Product	Online Course Registration
Versions	Version 3.1 is affected

Vendor

PHPGurukul

Product

Online Course Registration

Versions

Version 3.1 is affected

References

Problem Types

SQL Injection CWE
Injection CWE

CVE-2026-5813 PUBLISHED

PHPGurukul Online Course Registration check_availability.php sql injection

Metrics

Product Status

References

Problem Types