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samly

3 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

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  • Critical 9.1
    CVE-2026-53424

    Missing one-time-use enforcement in Samly allows replay of SAML bearer assertions

    Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decode_idp_auth_resp/3 in lib/samly/helper.ex calls esaml_sp:validate_assert…

    dropbox handnot2 samly samly Hex
  • High 7.6
    CVE-2026-53425

    Missing InResponseTo validation in Samly allows acceptance of unsolicited SAML responses

    Insufficient Verification of Data Authenticity vulnerability in dropbox samly allows an attacker to establish an authenticated session using a SAML response the service provider never requested. Samly.SPHandler.validate_authresp/3 in lib/samly/sp_handler.ex v…

    dropbox handnot2 samly samly Hex
  • Critical 9.1
    CVE-2024-25718

    Samly access control vulnerability

    In the Samly package before 1.4.0 for Elixir, Samly.State.Store.get_assertion/3 can return an expired session, which interferes with access control because Samly.AuthHandler uses a cached session and does not replace it, even after expiry.

    samly Hex