CVE-2026-35543

Published Apr 3, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-6196-1 roundcube security update
Github GHSA Github GHSA GHSA-j2g6-8rvg-7mf6 Roundcube Webmail: Bypass of remote image blocking via SVG content (with animate attributes) in an e-mail message
History
Type Values Removed Values Added
Title SVG Remote Image Blocking Bypass in Roundcube Webmail
Type Values Removed Values Added
CPEs cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title SVG Remote Image Blocking Bypass in Roundcube Webmail
First Time appeared Roundcube
Roundcube webmail
Vendors & Products Roundcube
Roundcube webmail
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Apr 3, 2026, 12:50 PM
Reserved
Apr 3, 2026, 3:57 AM
Status
Analyzed
Published
Apr 3, 2026, 5:16 AM
Modified
Jul 24, 2026, 9:10 PM