CWE
79
Advisory Published
Updated

CVE-2021-44025: XSS

First published: Fri Nov 19 2021(Updated: )

Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Roundcube Webmail<1.3.17
Roundcube Webmail>=1.4.0<1.4.12
Fedoraproject Fedora=33
Fedoraproject Fedora=34
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Debian Debian Linux=11.0
debian/roundcube
1.3.17+dfsg.1-1~deb10u2
1.3.17+dfsg.1-1~deb10u3
1.4.14+dfsg.1-1~deb11u1
1.4.13+dfsg.1-1~deb11u1
1.6.3+dfsg-1~deb12u1
1.6.4+dfsg-1
<1.3.17
>=1.4.0<1.4.12
=33
=34
=9.0
=10.0
=11.0

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Frequently Asked Questions

  • What is CVE-2021-44025?

    CVE-2021-44025 is a vulnerability in Roundcube Webmail before version 1.3.17 and 1.4.x before version 1.4.12 that allows for cross-site scripting (XSS) attacks.

  • What is the severity of CVE-2021-44025?

    CVE-2021-44025 has a severity score of 6.1, making it a medium-level vulnerability.

  • How does CVE-2021-44025 work?

    CVE-2021-44025 occurs when Roundcube Webmail fails to properly handle an attachment's filename extension, leading to potential XSS attacks when displaying a MIME type warning message.

  • Which software versions are affected by CVE-2021-44025?

    CVE-2021-44025 affects Roundcube Webmail versions prior to 1.3.17 and versions 1.4.0 to 1.4.12.

  • How can I mitigate CVE-2021-44025?

    To mitigate CVE-2021-44025, it is recommended to update Roundcube Webmail to version 1.3.17 or higher for versions prior to 1.4.0, and to version 1.4.12 or higher for versions 1.4.0 to 1.4.12.

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