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CVE-2026-35539

nvd nist
Published: Apr 3, 2026Modified: Jul 24, 2026

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6.1
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Exploitability: 2.8 / Impact: 2.7
Source: MITRE (Secondary)

Description

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. XSS exists because of insufficient HTML attachment sanitization in preview mode. A victim must preview a text/html attachment.

Affected (2)

Products: Roundcube: Webmail
Roundcube
1 product
Webmail
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Roundcube
Webmail
Before 1.5.14
Webmail
From 1.6.0 to 1.6.14

Related CWEs

CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References (7)

Source: cve@mitre.org
Patch
Source: cve@mitre.org
Patch
Source: cve@mitre.org
Patch
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Vendor Advisory

Timeline

No history available yet.