CVE-2023-5631

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.

• CWE-79
• CWE-79

• http://www.openwall.com/lists/oss-security/2023/11/01/1Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/11/01/3Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/11/17/2Mailing List, Third Party Advisory
• https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1054079Mailing List, Patch
• https://github.com/roundcube/roundcubemail/commit/41756cc3331b495cc0b71886984474dc529dd31dPatch
• https://github.com/roundcube/roundcubemail/commit/6ee6e7ae301e165e2b2cb703edf75552e5376613Patch
• https://github.com/roundcube/roundcubemail/issues/9168Exploit, Issue Tracking
• https://github.com/roundcube/roundcubemail/releases/tag/1.4.15Release Notes
• https://github.com/roundcube/roundcubemail/releases/tag/1.5.5Release Notes
• https://github.com/roundcube/roundcubemail/releases/tag/1.6.4Release Notes
• https://lists.debian.org/debian-lts-announce/2023/10/msg00035.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LK67Q46OIEGJCRQUBHKLH3IIJTBNGGX4/Mailing List
• https://roundcube.net/news/2023/10/16/security-update-1.6.4-releasedRelease Notes
• https://roundcube.net/news/2023/10/16/security-updates-1.5.5-and-1.4.15Release Notes
• https://www.debian.org/security/2023/dsa-5531Mailing List
• http://www.openwall.com/lists/oss-security/2023/11/01/1Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/11/01/3Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2023/11/17/2Mailing List, Third Party Advisory
• https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1054079Mailing List, Patch
• https://github.com/roundcube/roundcubemail/commit/41756cc3331b495cc0b71886984474dc529dd31dPatch
• https://github.com/roundcube/roundcubemail/commit/6ee6e7ae301e165e2b2cb703edf75552e5376613Patch
• https://github.com/roundcube/roundcubemail/issues/9168Exploit, Issue Tracking
• https://github.com/roundcube/roundcubemail/releases/tag/1.4.15Release Notes
• https://github.com/roundcube/roundcubemail/releases/tag/1.5.5Release Notes
• https://github.com/roundcube/roundcubemail/releases/tag/1.6.4Release Notes
• https://lists.debian.org/debian-lts-announce/2023/10/msg00035.htmlMailing List, Third Party Advisory
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LK67Q46OIEGJCRQUBHKLH3IIJTBNGGX4/Mailing List
• https://roundcube.net/news/2023/10/16/security-update-1.6.4-releasedRelease Notes
• https://roundcube.net/news/2023/10/16/security-updates-1.5.5-and-1.4.15Release Notes
• https://www.debian.org/security/2023/dsa-5531Mailing List
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-5631US Government Resource

Published

Oct 18, 2023

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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• CVE-2023-5627A vulnerability has been identified in NPort 6000 Series, ma…7.5
• CVE-2023-5629 A CWE-601:URL Redirection to Untrusted Site (‘Open Redirect…6.1
• CVE-2023-5630 A CWE-494: Download of Code Without Integrity Check vulne…4.9
• CVE-2023-5632In Eclipse Mosquito before and including 2.0.5, establishing…7.5
• CVE-2023-5633The reference count changes made as part of the CVE-2023-339…7.8
• CVE-2023-5634Improper Neutralization of Special Elements used in an SQL C…9.8
• CVE-2023-5635Improper Protection for Outbound Error Messages and Alert Si…7.5
• CVE-2023-5636Unrestricted Upload of File with Dangerous Type vulnerabilit…9.8
• CVE-2023-5637Unrestricted Upload of File with Dangerous Type vulnerabilit…7.5