CVE-2020-12640
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 6.73% probability · 94th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-22
- Affected
- roundcube/webmail · opensuse/backports sle · opensuse/leap
- Source
- cve@mitre.org
EPSS 6.7% since 26 October 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00083.htmlThird Party Advisory
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-12640-PHP%20Local%20File%20Inclusion-RoundcubeExploit, Third Party Advisory
- https://github.com/roundcube/roundcubemail/commit/814eadb699e8576ce3a78f21e95bf69a7c7b3794Patch, Third Party Advisory
- https://github.com/roundcube/roundcubemail/compare/1.4.3...1.4.4Release Notes, Third Party Advisory
- https://github.com/roundcube/roundcubemail/releases/tag/1.4.4Release Notes, Third Party Advisory
- https://roundcube.net/news/2020/04/29/security-updates-1.4.4-1.3.11-and-1.2.10Release Notes, Vendor Advisory
- https://security.gentoo.org/glsa/202007-41Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00083.htmlThird Party Advisory
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2020-12640-PHP%20Local%20File%20Inclusion-RoundcubeExploit, Third Party Advisory
- https://github.com/roundcube/roundcubemail/commit/814eadb699e8576ce3a78f21e95bf69a7c7b3794Patch, Third Party Advisory
- https://github.com/roundcube/roundcubemail/compare/1.4.3...1.4.4Release Notes, Third Party Advisory
- https://github.com/roundcube/roundcubemail/releases/tag/1.4.4Release Notes, Third Party Advisory
- https://roundcube.net/news/2020/04/29/security-updates-1.4.4-1.3.11-and-1.2.10Release Notes, Vendor Advisory
- https://security.gentoo.org/glsa/202007-41Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.