CVE-2026-35542
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-669 |
| Vendor | roundcube |
| Product | webmail |
| Published | Apr 3, 2026 |
| Last Updated | Apr 3, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Affected Versions
Roundcube / Webmail
0 < 1.5.14 1.6.0 < 1.6.14
References
roundcube.net: https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14 github.com: https://github.com/roundcube/roundcubemail/releases/tag/1.7-rc5 github.com: https://github.com/roundcube/roundcubemail/commit/fd0e98178db5c73eaa93d005b561874923f9b0f0 github.com: https://github.com/roundcube/roundcubemail/releases/tag/1.6.14 github.com: https://github.com/roundcube/roundcubemail/commit/fde14d01adc9f37893cd82b635883e516ed453f8 github.com: https://github.com/roundcube/roundcubemail/releases/tag/1.5.14 github.com: https://github.com/roundcube/roundcubemail/commit/e052328e3dc75f13adc2e314eaa4096ac21084ad