November 3, 2021 · Applied Cybernetics Group
CVE-2017-16651 — Roundcube Roundcube Webmail
Roundcube Webmail File Disclosure Vulnerability
- Added to KEV
2021-11-03- Federal due date
2022-05-03- Vendor
- Roundcube
- Product
- Roundcube Webmail
- EPSS
- 97.2th percentile (score 0.359, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2017-16651
CISA short description
Roundcube Webmail contains a file disclosure vulnerability caused by insufficient input validation in conjunction with file-based attachment plugins, which are used by default.
Required action
Apply updates per vendor instructions.