XSS in Roundcube Webmail
CVE-2020-13964
An issue was discovered in Roundcube Webmail before 1.3.12 and 1.4.x before 1.4.5. include/rcmail_output_html.php allows XSS via the username template object.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (62.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Roundcube Webmail
- Debian Linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 31, 32
Weakness classification (CWE)
References
- github.com/roundcube/roundcubemail/releases/tag/1.4.5 (Release Notes)
- github.com/roundcube/roundcubemail/commit/37e2bc745723ef6322f0f785aefd0b9313a40… (Patch)
- github.com/roundcube/roundcubemail/releases/tag/1.3.12 (Release Notes)
- roundcube.net/news/2020/06/02/security-updates-1.4.5-and-1.3.12 (Vendor Advisory)
- www.debian.org/security/2020/dsa-4700 (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2020-13964?
- CVE-2020-13964 is a medium-severity vulnerability in Roundcube Webmail, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-06-09.
- How severe is CVE-2020-13964?
- Medium severity. CVSS v3 base score is 6.1 out of 10.