CVE-2026-35543
Medium
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.
SeverityMedium
CVSS5.3
Exploit probability—
Product
Roundcube Webmail
PublishedApr 3, 2026
First seenApr 3, 2026
Weakness typeCWE-669CWE-669
How to fix
Update
- roundcube webmail1.5.14, 1.6.14 or later
- roundcube/roundcubemail1.7-rc5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| roundcube webmail | v < 1.5.14, 1.6.0 ≤ v < 1.6.14 | 1.5.14, 1.6.14 |
| roundcube/roundcubemailPackagist | 1.7-beta ≤ v < 1.7-rc5 | 1.7-rc5 |
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