CVE-2026-35540
Published
CVSS v3
5.4
MEDIUM
CVSS v2
N/A
Affected
1
PROJECT
Description
An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. Insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts.
GitHub