CVE-2020-13965 KEV
6.1
MEDIUM · CVSS 3.1 · EPSS 76.6% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2024-07-17.
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.
Scoring
| CVSS | 6.1 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| EPSS | 76.6% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-79 |
| On CISA KEV | yes — remediate by 2024-07-17 |
| Public exploit | none known |
| Published | 2020-06-09 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Roundcube Webmail Cross-Site Scripting (XSS) Vulnerability |
|---|---|
| Added | 2024-06-26 |
| Due | 2024-07-17 |
| Vendor / product | Roundcube / Webmail |
| Ransomware use | none reported |
Affected (3)
| Vendor | Product |
|---|---|
| debian | debian linux |
| fedoraproject | fedora |
| roundcube | webmail |
References
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-13965-Cross%20Site-Scripting%20via%20Malicious%20XML%20Attachment-Roundcube
- https://github.com/roundcube/roundcubemail/commit/884eb611627ef2bd5a2e20e02009ebb1eceecdc3
- https://github.com/roundcube/roundcubemail/compare/1.4.4...1.4.5
- https://github.com/roundcube/roundcubemail/releases/tag/1.3.12
- https://github.com/roundcube/roundcubemail/releases/tag/1.4.5
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLESQ4LPJGMSWHQ4TBRTVQRDG7IXAZCW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODPJXBHZ32QSP4MYT2OBCALYXSUJ47SK/
- https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12
- https://www.debian.org/security/2020/dsa-4700
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-13965-Cross%20Site-Scripting%20via%20Malicious%20XML%20Attachment-Roundcube
- https://github.com/roundcube/roundcubemail/commit/884eb611627ef2bd5a2e20e02009ebb1eceecdc3
- https://github.com/roundcube/roundcubemail/compare/1.4.4...1.4.5
- https://github.com/roundcube/roundcubemail/releases/tag/1.3.12
- https://github.com/roundcube/roundcubemail/releases/tag/1.4.5
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLESQ4LPJGMSWHQ4TBRTVQRDG7IXAZCW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ODPJXBHZ32QSP4MYT2OBCALYXSUJ47SK/
- https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12
- https://www.debian.org/security/2020/dsa-4700
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-13965
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