CVE-2026-26744: A user enumeration vulnerability exists in FormaLMS 4.1.18 and below in the password recovery functionality accessible via the /lostpwd endpoint. The…

PriorityP432medium5.3CVSS 3.1

AVNACLPRNUINSUCLINAN

EPSS

0.29%

20.9th percentile

A user enumeration vulnerability exists in FormaLMS 4.1.18 and below in the password recovery functionality accessible via the /lostpwd endpoint. The application returns different error messages for valid and invalid usernames allowing an unauthenticated attacker to determine which usernames are registered in the system through observable response discrepancy.

Affected

1 ranges

Vendor	Product	Version range	Fixed in
formalms	formalms	<= 4.1.18	—

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