CVE-2020-13965

high-risk
Published 2020-06-09

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.

Do I need to act?

!
71.8% chance of exploitation in next 30 days
EPSS score — higher than 28% of all CVEs
!
CISA KEV: actively exploited in the wild
On the Known Exploited Vulnerabilities catalog — federal agencies must patch
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (5)

Affected Vendors

Debian Fedoraproject Roundcube

References (19)

Exploit https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-13965-Cross%20...
Patch https://github.com/roundcube/roundcubemail/commit/884eb611627ef2bd5a2e20e02009eb...
Patch https://github.com/roundcube/roundcubemail/compare/1.4.4...1.4.5
Release Notes https://github.com/roundcube/roundcubemail/releases/tag/1.3.12
Release Notes https://github.com/roundcube/roundcubemail/releases/tag/1.4.5
Mailing List https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Mailing List https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Vendor Advisory https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12
Third Party Advisory https://www.debian.org/security/2020/dsa-4700
Exploit https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-13965-Cross%20...
Patch https://github.com/roundcube/roundcubemail/commit/884eb611627ef2bd5a2e20e02009eb...
Patch https://github.com/roundcube/roundcubemail/compare/1.4.4...1.4.5
Release Notes https://github.com/roundcube/roundcubemail/releases/tag/1.3.12
Release Notes https://github.com/roundcube/roundcubemail/releases/tag/1.4.5
Mailing List https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Mailing List https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Vendor Advisory https://roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12
Third Party Advisory https://www.debian.org/security/2020/dsa-4700
US Government Resource https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-...
61
/ 100
high-risk
Severity 23/34 · High
Exploitability 26/34 · High
Exposure 12/34 · Low