UBUNTU-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...

UBUNTU-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 managesievedisabledactions setting bypass via a crafted rule name in a Sieve script. This issue only affects Roundcube instances using the managesieve plugin...

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...

UBUNTU-CVE-2026-74999

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the "Add to address book" action was subject to stored XSS...

UBUNTU-CVE-2026-74997

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the cmdlearn driver of the markasjunk plugin is subject to remote code execution via crafted placeholder replacement values. This issue only affects Roundcube instances using the markasjunk plugin with its cmdlearn driver...

UBUNTU-CVE-2026-75002

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, mail search and LITERAL+ byte-count desynchronization could lead to information disclosure or privilege escalation via IMAP command injection...

CVE-2026-74998

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, responses from the CSS Cascading Style Sheets proxy were not validated, which may result in information disclosure or XSS cross-site scripting via MIME sniffing...

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...

CVE-2026-74999

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the "Add to address book" action was subject to stored XSS...

CVE-2026-75002

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, mail search and LITERAL+ byte-count desynchronization could lead to information disclosure or privilege escalation via IMAP command injection...

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 managesievedisabledactions setting bypass via a crafted rule name in a Sieve script. This issue only affects Roundcube instances using the managesieve plugin...

UBUNTU-CVE-2026-74998

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, responses from the CSS Cascading Style Sheets proxy were not validated, which may result in information disclosure or XSS cross-site scripting via MIME sniffing...

UBUNTU-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...

CVE-2026-74997

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the cmdlearn driver of the markasjunk plugin is subject to remote code execution via crafted placeholder replacement values. This issue only affects Roundcube instances using the markasjunk plugin with its cmdlearn driver...

CVE-2026-75003

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, an unclosed url in a FuncIRI attribute of an SVG image could evade the remote image blocking, which may lead to information disclosure or privilege escalation...

UBUNTU-CVE-2026-75003

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, an unclosed url in a FuncIRI attribute of an SVG image could evade the remote image blocking, which may lead to information disclosure or privilege escalation...

UBUNTU-CVE-2026-75000

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, improper HTML/CSS sanitization of the SVG animate "by" attribute may lead to remote image blocking bypass, which in turn may lead to information disclosure or privilege escalation...

UBUNTU-CVE-2026-75006

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-2026-75010

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...

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...