CVE-2026-35545 MEDIUM

CVE-2026-35545

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 None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

An issue was discovered in Roundcube Webmail before 1.5.15 and 1.6.15. The remote image blocking feature can be bypassed via SVG content in an e-mail message. This may lead to information disclosure or access-control bypass. This involves the animate element with attributeName=fill/filter/stroke.

Key dates

02Disclosure timeline

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