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 possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.

CVSS v4.0

5.5 MEDIUMCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

0.26% chance of exploitation in the next 30 days, 17th percentile

Published

2026-04-08

Updated

2026-04-09

Proof-of-concept exploits (1)

• f1rstb100d/CVE/issues/20

References

• CVE Record
• NVD entry

Related

• CVE-2026-58127
• CVE-2026-58138
• CVE-2026-58126
• CVE-2026-5814
• CVE-2026-5812
• CVE-2026-58143