CVE-2023-5631

Stored XSS vulnerability in Roundcube

Published Oct 18, 2023 CVSS 3.1 · 6.1 Medium EPSS 76.3% KEV · Listed
Description
Roundcube before 1.4.15, 1.5.x before 1.5.5, and 1.6.x before 1.6.4 allows stored XSS via an HTML e-mail message with a crafted SVG document because of program/lib/Roundcube/rcube_washtml.php behavior. This could allow a remote attacker

to load arbitrary JavaScript code.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3630-1 roundcube security update
Debian DSA Debian DSA DSA-5531-1 roundcube security update
Ubuntu USN Ubuntu USN USN-6848-1 Roundcube vulnerabilities
History
Type Values Removed Values Added
Description Roundcube before 1.4.15, 1.5.x before 1.5.5, and 1.6.x before 1.6.4 allows stored XSS via an HTML e-mail message with a crafted SVG document because of program/lib/Roundcube/rcube_washtml.php behavior. This could allow a remote attacker to load arbitrary JavaScript code. Roundcube before 1.4.15, 1.5.x before 1.5.5, and 1.6.x before 1.6.4 allows stored XSS via an HTML e-mail message with a crafted SVG document because of program/lib/Roundcube/rcube_washtml.php behavior. This could allow a remote attacker to load arbitrary JavaScript code.
Type Values Removed Values Added
Metrics kev

{'dateAdded': '2023-10-26'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
ESET
Published
Updated
Oct 21, 2025, 11:05 PM
Reserved
Oct 18, 2023, 6:50 AM
Status
Analyzed
Published
Oct 18, 2023, 3:15 PM
Modified
Jun 17, 2026, 6:48 AM