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    CVE-2026-63169

    Omnispace Agora Project before 26.10.0 contains a stored cross-site scripting vulnerability that allows authenticated users to post messages containing attacker-controlled iframes through the messenger's HTMLPurifier SafeIframe branch. Attackers can craft a message with a malicious iframe that is stored and automatically rendered to other channel members, enabling zero-click drive-by downloads and framed JavaScript execution in recipients' browsers.

    Published:Oct 13, 2026
    Last Modified:Oct 27, 2026
    EPS:Oct 13, 2026
    EPSS Score:0.00285
    CVSS Score:6.4

    Affected Products

    Vendor
    Agora-project
    Product
    Agora-project
    Vendor
    Omnispace
    Product
    Agora Project

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-63156 (CVSS 5.1) — Omnispace Agora Project before 26.10.0 contains a reflected cross-site scripting vulnerability that allows una…
    CVE-2026-63148 (CVSS 5.1) — Omnispace Agora Project before 26.10.0 contains a stored cross-site scripting vulnerability that allows authen…
    CVE-2026-63147 (CVSS 5.1) — Omnispace Agora Project before 26.10.0 contains a stored cross-site scripting vulnerability that allows authen…
    CVE-2026-63172 (CVSS 7.1) — Omnispace Agora Project before 26.10.0 contains a broken access control vulnerability that allows a regular, n…
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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