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Vulnerabilities / CVE-2026-62643

critical

CVE-2026-62643

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, insufficien ...

Published Modified CWE 918
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

Trivy's own label is CRITICAL. Rated critical by NVD.

Description

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts. NOTE: this issue exists because of insufficient fixes for CVE-2026-35540 and CVE-2026-48843.

Affected packages and fixed versions

SourcePackageFixed in
debian 11roundcube1.4.15+dfsg.1-1+deb11u10
debian 12roundcube1.6.5+dfsg-1+deb12u10
debian 13roundcube1.6.17+dfsg-0+deb13u1
debian 14roundcube1.6.17+dfsg-1
echoroundcube1.6.5+dfsg-1+deb12u10
rapidfort debian 12roundcube0:1.6.17+dfsg-0+deb13u1, 0:1.6.17+dfsg-1, 0:1.6.5+dfsg-1+deb12u10
rapidfort debian 13roundcube0:1.6.17+dfsg-0+deb13u1, 0:1.6.17+dfsg-1, 0:1.6.5+dfsg-1+deb12u10
rapidfort fedora 43roundcubemail1.6.17-1.fc43
rapidfort Oracle Linux 10roundcubemail1.6.17-1.el10_2

References

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.