CVE-2026-54432

4.7 MEDIUM

Published: July 14, 2026 Modified: July 14, 2026

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.

AI Explanation

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2

Source: cve@mitre.org

1 reference(s) from NVD

Quick Stats

CVSS v3 Score

4.7 / 10.0

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-79

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