CVE-2026-75006

5.8 Moyenne

Publiée le 17/08/2026 à 15:16 · Modifiée le 08/09/2026 à 20:43 · Analysée par le NVD · Source : cve@mitre.org

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.

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Produits concernés

Roundcube Webmail

Scores CVSS

Version	Score	Source	Vecteur
3.1	5.8 Moyenne	cve@mitre.org	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N`

Faiblesses (CWE)

CWE-918

Références

https://github.com/roundcube/roundcubemail/commit/7e10ca0110b7c9aa1b7850b843bb6625e47bbe00 Patch
https://github.com/roundcube/roundcubemail/commit/8a92380b06b5df1481e034c4f40d6a6546c21223 Patch
https://github.com/roundcube/roundcubemail/commit/92f85c883594e5be757154f94548a9ba903455c9 Patch
https://github.com/roundcube/roundcubemail/commit/c111b72950cd2bf57d6b86cd129568d90403322d Patch
https://github.com/roundcube/roundcubemail/releases/tag/1.6.18 Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.7.3 Release Notes
https://roundcube.net/news/2026/08/09/security-updates-1.6.18-and-1.7.3 Vendor Advisory

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories