XSS in Roundcube Webmail
CVE-2021-44025
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
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: 0.012 (67.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.012 · change: +0.001
Affected products
- Roundcube Webmail
- Debian Linux — versions 9.0, 10.0, 11.0
- Fedoraproject Fedora — versions 33, 34
Weakness classification (CWE)
References
- bugs.debian.org/1000156 (Mailing List, Third Party Advisory)
- github.com/roundcube/roundcubemail/issues/8193 (Patch, Third Party Advisory, Issue Tracking)
- github.com/roundcube/roundcubemail/commit/faf99bf8a2b7b7562206fa047e8de652861e6… (Patch, Third Party Advisory)
- github.com/roundcube/roundcubemail/commit/7d7b1dfeff795390b69905ceb63d6391b5b0d… (Patch, 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)
- www.debian.org/security/2021/dsa-5013 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2021/12/msg00004.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-44025?
- CVE-2021-44025 is a medium-severity vulnerability in Roundcube Webmail, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-11-19.
- How severe is CVE-2021-44025?
- Medium severity. CVSS v3 base score is 6.1 out of 10.