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CVE-2026-35540
Published: Apr 3, 2026
Modified: Apr 3, 2026
PUBLISHED
CVSS v3.1
5.4
MEDIUM
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.
| Vendor | Product | Versions |
|---|---|---|
Roundcube | Webmail | affected 1.6.0 - < 1.6.14 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
References
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