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    CVE-2021-39183

    Owncast is an open source, self-hosted live video streaming and chat server. In affected versions inline scripts are executed when Javascript is parsed via a paste action. This issue is patched in 0.0.9 by blocking unsafe-inline Content Security Policy and specifying the script-src. The worker-src is required to be set to blob for the video player.

    Published:Dec 14, 2021
    Last Modified:Nov 21, 2024
    EPS:Dec 14, 2021
    EPSS Score:0.00326
    CVSS Score:8.2

    Affected Products

    Vendor
    Owncast Project
    Product
    Owncast

    Exploits

    https://github.com/owncast/owncast/security/advisories/GHSA-2hfj-cxw7-g45phttps://github.com/owncast/owncast/security/advisories/GHSA-2hfj-cxw7-g45p

    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