CVE-2021-26925

NameCVE-2021-26925
DescriptionRoundcube before 1.4.11 allows XSS via crafted Cascading Style Sheets (CSS) token sequences during HTML email rendering.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitylow

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
roundcube (PTS)stretch1.2.3+dfsg.1-4+deb9u6fixed
stretch (security)1.2.3+dfsg.1-4+deb9u8fixed
buster, buster (security)1.3.16+dfsg.1-1~deb10u1fixed
bookworm, bullseye1.4.11+dfsg.1-4fixed
sid1.5.0+dfsg.1-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
roundcubesourcestretch(not affected)
roundcubesourcebuster(not affected)
roundcubesource(unstable)1.4.11+dfsg.1-1

Notes

[buster] - roundcube <not-affected> (Vulnerable code introduced later)
[stretch] - roundcube <not-affected> (Vulnerable code introduced later)
https://roundcube.net/news/2021/02/08/security-update-1.4.11
https://github.com/roundcube/roundcubemail/commit/9dc276d5f26042db02754fa1bac6fbd683c6d596

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