CVE-2026-62643

10.0 Critique

Publiée le 14/07/2026 à 18:17 · Modifiée le 20/07/2026 à 14:50 · Analysée par le NVD · Source : cve@mitre.org

Description

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, 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. NOTE: this issue exists because of insufficient fixes for CVE-2026-35540 and CVE-2026-48843.

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Produits concernés

Roundcube Webmail

Scores CVSS

Version	Score	Source	Vecteur
3.1	7.2 Élevée	cve@mitre.org	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N`
3.1	10.0 Critique	nvd@nist.gov (NVD)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N`

Faiblesses (CWE)

CWE-918

Références

https://github.com/roundcube/roundcubemail/commit/294c7da6e7284166f040cef8607b677d459e0786 Patch
https://github.com/roundcube/roundcubemail/commit/6d69e094d55d3a9a84dfb36edf6ca985311f0c1c Patch
https://github.com/roundcube/roundcubemail/releases/tag/1.6.17 Release Notes
https://github.com/roundcube/roundcubemail/releases/tag/1.7.2 Release Notes
https://roundcube.net/news/2026/07/05/security-updates-1.6.17-and-1.7.2 Vendor Advisory

Ailleurs

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