| Name | CVE-2026-35545 |
| Description | An issue was discovered in Roundcube Webmail before 1.5.15 and 1.6.15. The remote image blocking feature can be bypassed via SVG content in an e-mail message. This may lead to information disclosure or access-control bypass. This involves the animate element with attributeName=fill/filter/stroke. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-4517-1, DSA-6196-1 |
| Debian Bugs | 1132268 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| roundcube (PTS) | bullseye | 1.4.15+dfsg.1-1+deb11u4 | vulnerable |
| bullseye (security) | 1.4.15+dfsg.1-1+deb11u8 | fixed | |
| bookworm | 1.6.5+dfsg-1+deb12u6 | vulnerable | |
| bookworm (security) | 1.6.5+dfsg-1+deb12u8 | fixed | |
| trixie | 1.6.13+dfsg-0+deb13u1 | vulnerable | |
| trixie (security) | 1.6.15+dfsg-0+deb13u1 | fixed | |
| forky, sid | 1.6.15+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| roundcube | source | bullseye | 1.4.15+dfsg.1-1+deb11u8 | DLA-4517-1 | ||
| roundcube | source | bookworm | 1.6.5+dfsg-1+deb12u8 | DSA-6196-1 | ||
| roundcube | source | trixie | 1.6.15+dfsg-0+deb13u1 | DSA-6196-1 | ||
| roundcube | source | (unstable) | 1.6.15+dfsg-1 | 1132268 |
https://roundcube.net/news/2026/03/29/security-updates-1.7-rc6-1.6.15-1.5.15
Fixed by: https://github.com/roundcube/roundcubemail/commit/7ad62de184368bf42c0f522d1aacc030f5ddcc46 (1.7-rc6)
Fixed by: https://github.com/roundcube/roundcubemail/commit/9d18d524f3cc211003fc99e2e54eed09a2f3da88 (1.6.15)
Fixed by: https://github.com/roundcube/roundcubemail/commit/fe1320b199d3a2f58351bb699c9ed4316e73221b (1.5.15)