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Vulnerability record · CVE-2020-12640 · published 4 May 2020

CVE-2020-12640: Roundcube webmail path traversal vulnerability

Roundcube · Webmail

Roundcube Webmail before 1.4.4 allows attackers to include local files and execute code via directory traversal in a plugin name to rcube_plugin_api.php.

9.8 CVSS 3.1 Critical EPSS 6.7% · top 6.3% CWE-22 · Path traversal
9.8CVSS 3.1 base score, v2 7.5
6.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
14References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Roundcube Webmail before 1.4.4 allows attackers to include local files and execute code via directory traversal in a plugin name to rcube_plugin_api.php.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00083.html Third Party Advisory
https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-12640-PHP%20Local%20File%20Inclusion-Roundcube ExploitThird Party Advisory
https://github.com/roundcube/roundcubemail/commit/814eadb699e8576ce3a78f21e95bf69a7c7b3794 PatchThird Party Advisory
https://github.com/roundcube/roundcubemail/compare/1.4.3...1.4.4 Release NotesThird Party Advisory
https://github.com/roundcube/roundcubemail/releases/tag/1.4.4 Release NotesThird Party Advisory
https://roundcube.net/news/2020/04/29/security-updates-1.4.4-1.3.11-and-1.2.10 Release NotesVendor Advisory
https://security.gentoo.org/glsa/202007-41 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00083.html Third Party Advisory
https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-12640-PHP%20Local%20File%20Inclusion-Roundcube ExploitThird Party Advisory
https://github.com/roundcube/roundcubemail/commit/814eadb699e8576ce3a78f21e95bf69a7c7b3794 PatchThird Party Advisory
https://github.com/roundcube/roundcubemail/compare/1.4.3...1.4.4 Release NotesThird Party Advisory
https://github.com/roundcube/roundcubemail/releases/tag/1.4.4 Release NotesThird Party Advisory
https://roundcube.net/news/2020/04/29/security-updates-1.4.4-1.3.11-and-1.2.10 Release NotesVendor Advisory
https://security.gentoo.org/glsa/202007-41 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-12640), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.