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    CVE-2026-42573

    Svelte is a performance oriented web framework. Prior to version 5.55.7, Svelte was vulnerable to DOM clobbering of its internal framework state on elements, potentially leading to XSS attacks. This issue has been patched in version 5.55.7.

    Published:Jun 9, 2026
    Last Modified:Jun 11, 2026
    EPS:Jun 9, 2026
    EPSS Score:0.00047
    CVSS Score:6.1

    Affected Products

    Vendor
    Svelte
    Product
    Svelte

    Exploits

    No exploit reference

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    Common Vulnerability Scoring System

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