CVE-2026-75006

Publié : 17 août 2026

Modifié : 17 août 2026

Score CVSS

5.8

MEDIUM

Description détaillée

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.

Vecteur d'attaque (CVSS)

Vecteur brut :CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

Références et Patchs

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

Dernières Vulnérabilités

CVE-2026-75010

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the modoboa driver of the password plugin could leak a Modoboa API authentication token to a user-controlled host via crafted session data. This issue only affects Roundcube instances using the password plugin with its modoboa driver.

VOIR DÉTAILS

CVE-2026-75007

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the LDAP search filter was subject to injection via unescaped %u/%fu/%d substitution, which may lead to information disclosure or privilege escalation.

VOIR DÉTAILS

CVE-2026-75004

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, improper rule name quoting could lead to managesieve_disabled_actions setting bypass via a crafted rule name in a Sieve script. This issue only affects Roundcube instances using the managesieve plugin.

VOIR DÉTAILS