8.8

CVE-2026-74997

Medienbericht
In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the cmd_learn driver of the markasjunk plugin is subject to remote code execution via crafted placeholder replacement values. This issue only affects Roundcube instances using the markasjunk plugin with its cmd_learn driver.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Roundcube ≫ Webmail Version >= 1.6.0 < 1.6.18
Roundcube ≫ Webmail Version >= 1.7.0 < 1.7.3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.77% 0.525
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
MITRE 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

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VulnDex Intel
Media Report
18.08.2026 09:32
https://roundcube.net/news/2026/08/09/security-updates-1.6.18-and-1.7.3
Vendor Advisory
https://github.com/roundcube/roundcubemail/releases/tag/1.6.18
Release Notes
https://github.com/roundcube/roundcubemail/commit/b8f90e28a46d42e79a69568cba897f8f4223d9cd
Patch
https://github.com/roundcube/roundcubemail/commit/495d211638f222336b20f4744545c53712426c2a
Patch
https://github.com/roundcube/roundcubemail/releases/tag/1.7.3
Release Notes
https://github.com/roundcube/roundcubemail/commit/14044f843cfacbe78b042f659e379d6b4497aa7c
Patch