Name: CVE-2026-35542: Incorrect Resource Transfer Between Spheres
Creator: Rapid7
Published: 2026-04-03T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-35542, CWE-669, CVSS 5.3, EPSS 0.0053

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.

CVSS Details

CVSS 3.1 Base Score: 5.3
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Debian	—	Upgrade roundcube	Apr 6, 2026	Apr 6, 2026

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CVSS Details

Covered by Rapid7

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