CVE-2026-35543 MEDIUM

CVE-2026-35543

Vendor Roundcube
Product Webmail
Weakness CWE-669
Published April 3, 2026
Last update April 3, 2026

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

What the vulnerability does

01Description

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. The remote image blocking feature can be bypassed via SVG content (with animate attributes) in an e-mail message. This may lead to information disclosure or access-control bypass.

Key dates

02Disclosure timeline

April 3, 2026 CVE published
April 3, 2026 Record updated