CVE-2026-62643

CVE-2026-62643 affects Roundcube Webmail prior to 1.6.17 and 1.7.x prior to 1.7.2. The issue is insufficient CSS sanitization in HTML email bodies, which can enable SSRF or information disclosure when stylesheet links point to local network hosts. Public disclosures and advisories in connected do...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the processing of HTML e-mail messages due to insufficient sanitization of CSS. An attacker can access sensitive information or interact with internal network resources by embedding malicious styleshe...

CVE-2026-35544

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...

UBUNTU-CVE-2026-35544

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...