CVE-2026-75089: PHPGurukul Complaint Management System check_availability.php sql injection

Severity: high (CVSS 7.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-18 · updated 2026-10-22
Weakness: CWE-74

Description

A weakness has been identified in PHPGurukul Complaint Management System 1.0. Affected by this issue is some unknown functionality of the file user/check_availability.php. This manipulation of the argument email causes sql injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be used for attacks.

Affected products

PHPGurukul Complaint Management System: 1.0

References

https://github.com/niaoniaollll/cve/issues/3
https://phpgurukul.com/
https://vuldb.com/cve/CVE-2026-75089
https://vuldb.com/submit/876776
https://vuldb.com/vuln/391316
https://vuldb.com/vuln/391316/cti

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