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    CVE-2026-48849

    In Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7.1, an unsanitized subject field in the draft restored value could lead to stored XSS/HTML/CSS injection on shared mailboxes.

    Published:May 25, 2026
    Last Modified:May 26, 2026
    EPS:May 25, 2026
    EPSS Score:0.00032
    CVSS Score:4.4

    Affected Products

    Vendor
    Roundcube
    Product
    Webmail

    Exploits

    https://github.com/AnandJogawade/CVE-2026-48849-Roundcube-Webmail-Stored-XSS

    Related CVEs

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    CVE-2026-74999 (CVSS 5.4) — In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the "Add to address book" action was subject to sto…
    CVE-2026-74998 (CVSS 7.2) — In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, responses from the CSS (Cascading Style Sheets) pro…
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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