Description
An issue was discovered in Roundcube Webmail before 1.2.11, 1.3.x before 1.3.14, and 1.4.x before 1.4.7. It allows XSS via a crafted HTML e-mail message, as demonstrated by a JavaScript payload in the xmlns (aka XML namespace) attribute of a HEAD element when an SVG element exists.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | roundcube | 1.4.7+dfsg.1-1 | — |
| Debian 13 | roundcube | 1.4.7+dfsg.1-1 | — |
| Debian 12 | roundcube | 1.4.7+dfsg.1-1 | — |
| Debian 10 | roundcube | 1.3.14+dfsg.1-1~deb10u1 | DSA-4720-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | roundcube | 1.5.0+dfsg.1-2ubuntu0.1~esm1 | USN-5182-1 |
| Ubuntu Pro 20.04 LTS | roundcube | 1.4.3+dfsg.1-1ubuntu0.1~esm2 | USN-5182-1 |
| Ubuntu Pro 18.04 LTS | roundcube | 1.3.6+dfsg.1-1ubuntu0.1~esm2 | USN-5182-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | roundcube | 1.2~beta+dfsg.1-0ubuntu1+esm2 | USN-5182-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Package Hub 15 SP2 | roundcubemail | 1.3.15-bp152.4.3.1 | openSUSE-SU-2020:1516-1 |
| SUSE Package Hub 15 SP1 | roundcubemail | 1.3.15-bp152.4.3.1 | openSUSE-SU-2020:1516-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.2 | roundcubemail | 1.3.15-bp152.4.3.1 | openSUSE-SU-2020:1516-1 |
| openSUSE Leap 15.1 | roundcubemail | 1.3.15-bp152.4.3.1 | openSUSE-SU-2020:1516-1 |
Advisories 3
- USN-5182-1 roundcube vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- DSA-4720-1 roundcube - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2020:1516-1 Security update for roundcubemail SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://github.com/roundcube/roundcubemail/releases/tag/1.4.7
- https://github.com/roundcube/roundcubemail/releases/tag/1.3.14
- https://github.com/roundcube/roundcubemail/releases/tag/1.2.11
- https://github.com/roundcube/roundcubemail/commit/3e8832d029b035e3fcfb4c75839567a9580b4f82
- DSA-4720 vendor-advisory
- openSUSE-SU-2020:1516 vendor-advisory