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    CVE-2021-3163

    A vulnerability in the HTML editor of Slab Quill 4.8.0 allows an attacker to execute arbitrary JavaScript by storing an XSS payload (a crafted onloadstart attribute of an IMG element) in a text field. Note: Researchers have claimed that this issue is not within the product itself, but is intended behavior in a web browser

    Published:Apr 12, 2021
    Last Modified:Nov 21, 2024
    EPS:Apr 12, 2021
    EPSS Score:0.00496
    CVSS Score:6.1

    Affected Products

    Vendor
    Slab
    Product
    Quill

    Exploits

    https://burninatorsec.blogspot.com/2021/04/cve-2021-3163-xss-slab-quill-js.htmlhttps://github.com/quilljs/quill/issues/3364https://burninatorsec.blogspot.com/2021/04/cve-2021-3163-xss-slab-quill-js.htmlhttps://github.com/quilljs/quill/issues/3364

    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