Описание
An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| roundcube | fixed | 1.6.14+dfsg-1 | package |
Примечания
https://roundcube.net/news/2026/03/18/security-updates-1.7-rc5-1.6.14-1.5.14
https://nullcathedral.com/posts/2026-03-18-roundcube-round-two-three-more-sanitizer-bypasses/#css-position-fixed-important
Fixed by: https://github.com/roundcube/roundcubemail/commit/226811a1c974271dbedca72672923abaff8191c0 (1.7-rc5)
Fixed by: https://github.com/roundcube/roundcubemail/commit/099009b9c8e1d3c636fb9a5af72f7c2596018662 (1.6.14)
fixed by: https://github.com/roundcube/roundcubemail/commit/57dec0c127b98e0c8e3b9c26c80049b9c4bcaea7 (1.5.14)
EPSS
Связанные уязвимости
An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important.
An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important.
Roundcube Webmail: Insufficient CSS sanitization in HTML e-mail messages
EPSS