Description
In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, an unclosed url() in a FuncIRI attribute of an SVG image could evade the remote image blocking, which may lead to information disclosure or privilege escalation.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Roundcube Webmail
Default version status: unaffected
1.6.0 to < 1.6.18affected1.7.0 to < 1.7.3affected
References
- https://roundcube.net/news/2026/08/09/security-updates-1.6.18-and-1.7.3 ↗
- https://github.com/roundcube/roundcubemail/releases/tag/1.6.18 ↗
- https://github.com/roundcube/roundcubemail/commit/1cebea03474305d9f75a9a33d30880d290b5591b ↗
- https://github.com/roundcube/roundcubemail/releases/tag/1.7.3 ↗
- https://github.com/roundcube/roundcubemail/commit/440277c32e6d84f3d116153af1cc8454361a8a56 ↗