Vulnerability DatabaseCVE-2020-13965
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CVE-2020-13965
Published:June 09, 2020
Updated:May 17, 2026
An issue was discovered in Roundcube Webmail before 1.3.12 and 1.4.x before 1.4.5. There is XSS via a malicious XML attachment because text/xml is among the allowed types for a preview.
Related Resources (14)
https://security-tracker.debian.org/tracker/CVE-2020-13965
https://github.com/roundcube/roundcubemail/releases/tag/1.4.5
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-13965
https://www.debian.org/security/2020/dsa-4700
https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12
https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-13965-Cross%20Site-Scripting%20via%20Malicious%20XML%20Attachment-Roundcube
https://github.com/roundcube/roundcubemail/compare/1.4.4...1.4.5
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ODPJXBHZ32QSP4MYT2OBCALYXSUJ47SK/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DLESQ4LPJGMSWHQ4TBRTVQRDG7IXAZCW/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLESQ4LPJGMSWHQ4TBRTVQRDG7IXAZCW/
https://github.com/roundcube/roundcubemail/commit/884eb611627ef2bd5a2e20e02009ebb1eceecdc3
https://github.com/roundcube/roundcubemail/releases/tag/1.3.12
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODPJXBHZ32QSP4MYT2OBCALYXSUJ47SK/
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-13965
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CVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
ATTACKED
CVSS v3
Base Score:
6.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW
Exploit Maturity
HIGH
Weakness Type (CWE)
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
CWE-80
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-79
EPSS
Base Score:
71.82