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CVE-2026-75006

CVSS 5.8 · Medium EPSS 0.34% · P27

Affected Version Matrix 2

VendorProductVersion RangeStatus
RoundcubeWebmail1.6.0< 1.6.18affected
1.7.0< 1.7.3affected
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I. Basic Information for CVE-2026-75006

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Roundcube Webmail 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Roundcube Webmail是Roundcube团队开源的一款Web邮件客户端软件。 Roundcube Webmail 1.6.18之前版本和1.7.3版本之前的1.7.x版本存在服务端请求伪造漏洞，该漏洞源于HTML电子邮件中CSS清理不充分，可能导致服务端请求伪造或信息泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
RoundcubeWebmail 1.6.0 ~ 1.6.18 -

II. Public POCs for CVE-2026-75006

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III. Intelligence Information for CVE-2026-75006

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Patches & Fixes for CVE-2026-75006 (5)

Vendor Advisories for CVE-2026-75006 (1)

Vendor Pages for CVE-2026-75006 (1)

Same Patch Batch · Roundcube · 2026-08-17 · 10 CVEs total

CVE-2026-749978.8 HIGHRoundcube Webmail 命令注入漏洞
CVE-2026-749987.2 HIGHRoundcube Webmail 跨站脚本漏洞
CVE-2026-750027.1 HIGHRoundcube Webmail 命令注入漏洞
CVE-2026-750106.4 MEDIUMRoundcube Webmail 权限许可和访问控制问题漏洞
CVE-2026-750005.8 MEDIUMRoundcube Webmail 权限许可和访问控制问题漏洞
CVE-2026-750035.8 MEDIUMRoundcube Webmail 权限许可和访问控制问题漏洞
CVE-2026-749995.4 MEDIUMRoundcube Webmail 跨站脚本漏洞
CVE-2026-750075.4 MEDIUMRoundcube Webmail 命令注入漏洞
CVE-2026-750044.3 MEDIUMRoundcube Webmail 命令注入漏洞

IV. Related Vulnerabilities

Same product: Webmail
Same vendor: Roundcube
Same weakness: CWE-918

V. Comments for CVE-2026-75006

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