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    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 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.

    Published:Feb 19, 2026
    Last Modified:Apr 18, 2026
    EPS:Feb 19, 2026
    EPSS Score:0.00041
    CVSS Score:5.3

    Affected Products

    Vendor
    Formalms
    Product
    Formalms

    Exploits

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

    Common Weakness Enumeration

    CWE-204 Observable Response Discrepancy

    Related CVEs

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    CVE-2022-42925 (CVSS 9.9) — There is a vulnerability on Forma LMS version 3.1.0 and earlier that could allow an authenticated attacker (wi…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High