CVE-2026-75000

NameCVE-2026-75000
DescriptionIn Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, improper HTML/CSS sanitization of the SVG animate "by" attribute may lead to remote image blocking bypass, which in turn may lead to information disclosure or privilege escalation.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1144059

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
roundcube (PTS)bullseye1.4.15+dfsg.1-1+deb11u4vulnerable
bullseye (security)1.4.15+dfsg.1-1+deb11u10vulnerable
bookworm1.6.5+dfsg-1+deb12u9vulnerable
bookworm (security)1.6.5+dfsg-1+deb12u10vulnerable
trixie1.6.16+dfsg-0+deb13u1vulnerable
trixie (security)1.6.17+dfsg-0+deb13u1vulnerable
forky, sid1.6.18+dfsg-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
roundcubesource(unstable)1.6.18+dfsg-11144059

Notes

Fixed by: https://github.com/roundcube/roundcubemail/commit/4a2bb87d9ea93578acb9bb03599abf754c33a33f (1.6.18)

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