CVE-2021-30480

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    CVE-2021-30480

    Published: 9 Apr 2021Last Modified: 10 Mar 2026

    Summary:

    Details: Zoom Chat through 2021-04-09 on Windows and macOS allows certain remote authenticated attackers to execute arbitrary code without user interaction. An attacker must be within the same organization, or an external party who has been accepted as a contact. NOTE: this is specific to the Zoom Chat software, which is different from the chat feature of the Zoom Meetings and Zoom Video Webinars software.

    References: , https://twitter.com/thezdi/status/1379859851061395459, https://zoom.us/feature/messaging, https://blog.malwarebytes.com/exploits-and-vulnerabilities/2021/04/zoom-zero-day-discovery-makes-calls-safer-hackers-200000-richer/, https://explore.zoom.us/en/trust/security/security-bulletin/, https://www.securityweek.com/200000-awarded-zero-click-zoom-exploit-pwn2own, https://www.zdnet.com/article/critical-zoom-vulnerability-triggers-remote-code-execution-without-user-input/, https://www.zerodayinitiative.com/advisories/ZDI-21-971/, https://twitter.com/thezdi/status/1379855435730149378, https://sector7.computest.nl/post/2021-08-zoom/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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
    CVE-2021-30480 | CVE-DB