CVEvulnerability
CVE-2020-13965
CISA Known Exploited Vulnerability
Roundcube Webmail Cross-Site Scripting (XSS) Vulnerability — Roundcube Webmail
Roundcube Webmail contains a cross-site scripting (XSS) vulnerability that allows a remote attacker to manipulate data via a malicious XML attachment.
- Added to KEV
- 2024-06-26
- Remediation due
- 2024-07-17
- Ransomware use
- Unknown
- Required action
- Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
- Notes
- https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12; https://nvd.nist.gov/vuln/detail/CVE-2020-13965
- Status
- Analyzed
- Published
- 2020-06-09
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 6.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-79, CWE-80
Description
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.
Affected configurations
• roundcube webmail (< 1.3.12)
• roundcube webmail (>= 1.4.0 < 1.4.5)
• debian debian linux 9.0
• debian debian linux 10.0
• fedoraproject fedora 31
• fedoraproject fedora 32
Related
References
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-13965-Cross%20Site-Scripting%20via%20Malicious%20XML%20Attachment-Roundcube Exploit, Third Party Advisory
- https://github.com/roundcube/roundcubemail/commit/884eb611627ef2bd5a2e20e02009ebb1eceecdc3 Patch, Third Party Advisory
- https://github.com/roundcube/roundcubemail/compare/1.4.4...1.4.5 Patch
- https://github.com/roundcube/roundcubemail/releases/tag/1.3.12 Release Notes
- https://github.com/roundcube/roundcubemail/releases/tag/1.4.5 Release Notes
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLESQ4LPJGMSWHQ4TBRTVQRDG7IXAZCW/ Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODPJXBHZ32QSP4MYT2OBCALYXSUJ47SK/ Mailing List
- https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12 Vendor Advisory
- https://www.debian.org/security/2020/dsa-4700 Third Party Advisory
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-13965-Cross%20Site-Scripting%20via%20Malicious%20XML%20Attachment-Roundcube Exploit, Third Party Advisory
- https://github.com/roundcube/roundcubemail/commit/884eb611627ef2bd5a2e20e02009ebb1eceecdc3 Patch, Third Party Advisory
- https://github.com/roundcube/roundcubemail/compare/1.4.4...1.4.5 Patch
- https://github.com/roundcube/roundcubemail/releases/tag/1.3.12 Release Notes
- https://github.com/roundcube/roundcubemail/releases/tag/1.4.5 Release Notes
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLESQ4LPJGMSWHQ4TBRTVQRDG7IXAZCW/ Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODPJXBHZ32QSP4MYT2OBCALYXSUJ47SK/ Mailing List
- https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12 Vendor Advisory
- https://www.debian.org/security/2020/dsa-4700 Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-13965 US Government Resource