CVE-2026-35544

Published Apr 3, 2026

Last updated 18 days ago

Overview

Description
An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important.
Source
cve@mitre.org
NVD status
Analyzed
Products
webmail

Risk scores

CVSS 3.1

Type
Secondary
Base score
5.3
Impact score
1.4
Exploitability score
3.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Severity
MEDIUM

Weaknesses

cve@mitre.org
CWE-669

Social media

Hype score
Not currently trending

Configurations