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CVE-2026-75006

nvd nist
Published: Aug 17, 2026Modified: Sep 8, 2026

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5.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Exploitability: 3.9 / Impact: 1.4
Source: MITRE (Secondary)

Description

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, insufficient Cascading Style Sheets (CSS) sanitization in HTML e-mail messages may lead to SSRF or Information Disclosure, e.g., if stylesheet links point to local network hosts. This issue exists because of insufficient fixes for CVE-2026-35540, CVE-2026-48843 and CVE-2026-62643.

Affected (2)

Products: Roundcube: Webmail
Roundcube
1 product
Webmail
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Roundcube
Webmail
From 1.6.0 to 1.6.18
Webmail
From 1.7.0 to 1.7.3

Related CWEs

CWE-918
Server-Side Request Forgery (SSRF)
The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.

References (7)

Source: cve@mitre.org
Patch
Source: cve@mitre.org
Patch
Source: cve@mitre.org
Patch
Source: cve@mitre.org
Patch
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Release Notes
Source: cve@mitre.org
Vendor Advisory

Timeline

No history available yet.