Security Advisory
CVE-2026-54432
4.7
MEDIUM
Vulnerability Description
Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2 allows Stored Cross-Site Scripting (XSS). The issue occurs because the attachment MIME type is not properly escaped on the attachment-validation warning page.
Published Date
July 14, 2026
Official Source
NIST NVD Advisory