CVE-2026-35540
1 advisory.
Packagist/roundcube/roundcubemail CVE-2026-35540: medium 5.4, EPSS 0.39%
Roundcube Webmail: Insufficient CSS sanitization in HTML e-mail messages
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-vxg2-hhgr-37fx
- https://nvd.nist.gov/vuln/detail/CVE-2026-35540
- https://github.com/roundcube/roundcubemail/commit/27ec6cc9cb25e1ef8b4d4ef39ce76d619caa6870
- https://github.com/roundcube/roundcubemail/commit/579b68eff90650a5c782e153debd66c765648942
- https://github.com/roundcube/roundcubemail
- 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-2026-35540 · published · modified · JSON