An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. The remote image blocking feature can be bypassed via a crafted background attribute of a BODY element in an e-mail message. This may lead to information disclosure or access-control bypass.

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Fixes

Solution

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Workaround

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History

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 a crafted background attribute of a BODY element 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'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-04-03T03:54:18.465Z

Reserved: 2026-04-03T03:54:17.981Z

Link: CVE-2026-35542

cve-icon Vulnrichment

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cve-icon NVD

Status : Received

Published: 2026-04-03T05:16:22.460

Modified: 2026-04-03T05:16:22.460

Link: CVE-2026-35542

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses