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    CVE-2026-24050

    Zulip is an open-source team collaboration tool. From 5.0 to before 11.5, some administrative actions on the user profile were susceptible to stored XSS in group names or channel names. Exploiting these vulnerabilities required the user explicitly interacting with the problematic object. This vulnerability is fixed in 11.5.

    Published:Feb 6, 2026
    Last Modified:Apr 18, 2026
    EPS:Feb 6, 2026
    EPSS Score:0.00016
    CVSS Score:5.4

    Affected Products

    Vendor
    Zulip
    Product
    Zulip
    Vendor
    Zulip
    Product
    Zulip Server

    Exploits

    No exploit reference

    Related CVEs

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    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