CVE-2026-26744

CVSS 5.3 MEDIUMEPSS 0.3%CWE-204

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.

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

Affected products

n/a · n/a

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References

https://github.com/formalms/formalms.git https://github.com/lorenzobruno7/CVE-2026-26744