CVE-2026-35539
1 advisory.
Packagist/roundcube/roundcubemail CVE-2026-35539: medium 6.1, EPSS 0.35%
Roundcube Webmail: Insufficient HTML attachment sanitization in preview mode
Action: Upgrade roundcube/roundcubemail to 1.7-rc5 or later.
composer require roundcube/roundcubemail:1.7-rc5Affected
| introduced | fixed | last affected |
|---|---|---|
| 1.7-beta | 1.7-rc5 | - |
Fixed versions
| 1.7-rc5 |
Sources
- osv: GHSA-x4q5-8j5g-hpjc
- https://nvd.nist.gov/vuln/detail/CVE-2026-35539
- https://github.com/roundcube/roundcubemail/commit/10a6d1fa8acac85c727b0a6ae4a6642bfa27bea1
- https://github.com/roundcube/roundcubemail/commit/1b30edf5369668c92fe91dae3d52e477c808aa4f
- https://github.com/roundcube/roundcubemail/commit/d742954ccbcdee7020f8f2e7c49ce0fca5a0efab
- https://github.com/roundcube/roundcubemail
- https://github.com/roundcube/roundcubemail/releases/tag/1.5.14
- https://github.com/roundcube/roundcubemail/releases/tag/1.6.14
- https://github.com/roundcube/roundcubemail/releases/tag/1.7-rc5
- https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14
CVE-2026-35539 · published · modified · JSON