CVE-2026-26079
Fixed in a distro release EPSS <1%CVSS 4.7
Roundcube Webmail before 1.5.13 and 1.6 before 1.6.13 allows Cascading Style Sheets (CSS) injection, e.g., because comments are mishandled.
Products: roundcube webmail
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 11 | roundcube | 1.4.15+dfsg.1-1+deb11u7 |
| Debian 12 | roundcube | 1.6.5+dfsg-1+deb12u7 |
| Debian 13 | roundcube | 1.6.13+dfsg-0+deb13u1 |
| Debian 14 | roundcube | 1.6.13+dfsg-1 |
| Ubuntu 25.10 | roundcube | no fix |
| Ubuntu 26.10 | roundcube | no fix |
| Ubuntu Pro 16.04 LTS | roundcube | 1.2~beta+dfsg.1-0ubuntu1+esm8 |
| Ubuntu Pro 18.04 LTS | roundcube | 1.3.6+dfsg.1-1ubuntu0.1~esm8 |
| Ubuntu Pro 20.04 LTS | roundcube | 1.4.3+dfsg.1-1ubuntu0.1~esm8 |
| Ubuntu Pro 22.04 LTS | roundcube | 1.5.0+dfsg.1-2ubuntu0.1~esm6 |
| Ubuntu Pro 24.04 LTS | roundcube | 1.6.6+dfsg-2ubuntu0.1+esm3 |
| Ubuntu Pro 26.04 LTS | roundcube | no fix |
| openSUSE Leap 16.0 | roundcubemail | 1.6.13-bp160.1.1 |