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.
Published: 2026-04-03
Score: 5.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: Information Disclosure
Action: Apply Patch
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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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

Wed, 08 Apr 2026 20:15:00 +0000

Type Values Removed Values Added
Title SVG Remote Image Blocking Bypass in Roundcube Webmail

Tue, 07 Apr 2026 20:45:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:roundcube:webmail:*:*:*:*:*:*:*:*

Fri, 03 Apr 2026 14:00:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Fri, 03 Apr 2026 10:15:00 +0000

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

Fri, 03 Apr 2026 05:15:00 +0000

Type Values Removed Values Added
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.
Weaknesses CWE-669
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}


Subscriptions

Roundcube Webmail
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-03T12:50:54.031Z

Reserved: 2026-04-03T03:57:05.990Z

Link: CVE-2026-35543

cve-icon Vulnrichment

Updated: 2026-04-03T12:50:50.981Z

cve-icon NVD

Status : Analyzed

Published: 2026-04-03T05:16:22.637

Modified: 2026-04-07T20:40:11.810

Link: CVE-2026-35543

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-08T19:54:20Z

Weaknesses