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    CVE-2025-46784

    A denial of service vulnerability exists in the lasso_node_init_from_message_with_format functionality of Entr'ouvert Lasso 2.5.1. A specially crafted SAML response can lead to a memory depletion, resulting in denial of service. An attacker can send a malformed SAML response to trigger this vulnerability.

    Published:Nov 5, 2025
    Last Modified:Nov 7, 2025
    EPS:Nov 5, 2025
    EPSS Score:0.0004
    CVSS Score:7.5

    Affected Products

    Vendor
    Entrouvert
    Product
    Lasso

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2025-2195https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2195

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-47151 (CVSS 9.8) — A type confusion vulnerability exists in the lasso_node_impl_init_from_xml functionality of Entr'ouvert La…
    CVE-2025-46404 (CVSS 7.5) — A denial of service vulnerability exists in the lasso_provider_verify_saml_signature functionality of Entr&#39…
    CVE-2025-46705 (CVSS 7.5) — A denial of service vulnerability exists in the g_assert_not_reached functionality of Entr'ouvert Lasso 2.…
    CVE-2021-28091 (CVSS 7.5) — Lasso all versions prior to 2.7.0 has improper verification of a cryptographic signature.…
    CVE-2015-1783 (CVSS 7.5) — The prefix variable in the get_or_define_ns function in Lasso before commit 6d854cef4211cdcdbc7446c978f23ab859…
    CVE-2009-0050 (CVSS 4.3) — Lasso 2.2.1 and earlier does not properly check the return value from the OpenSSL DSA_verify function, which a…

    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