CVE-2026-5543: PHPGurukul User Registration & Login and User Management System yesterday-reg-users.php sql injection

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-05 · updated 2026-07-24
Weakness: CWE-74

Description

A vulnerability was identified in PHPGurukul User Registration & Login and User Management System 3.3. The affected element is an unknown function of the file /admin/yesterday-reg-users.php. The manipulation of the argument ID leads to sql injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.

Affected products

PHPGurukul User Registration & Login and User Management System: 3.3

References

https://github.com/f1rstb100d/CVE/issues/4
https://phpgurukul.com/
https://vuldb.com/submit/782246
https://vuldb.com/vuln/355296
https://vuldb.com/vuln/355296/cti

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