CVE-2026-35537

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Unsafe deserialization in the redis/memcache session handler may lead to arbitrary file write operations by unauthenticated attackers via crafted session data...

CVE-2026-35537

The CVE-2026-35537 vulnerability affects Roundcube Webmail prior to 1.5.14 and 1.6.14, where unsafe deserialization in the redis/memcache session handler can allow unauthenticated attackers to perform arbitrary file writes via crafted session data. Several advisories confirm this issue and refere...

CVE-2026-35539: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. XSS exists because of insufficient HTML attachment sanitization in preview mode. A victim must preview a text/html attachment...

CVE-2026-35541: Access of Resource Using Incompatible Type

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Incorrect password comparison in the password plugin could lead to type confusion that allows a password change without knowing the old password...

CVE-2026-35537: Deserialization of Untrusted Data

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Unsafe deserialization in the redis/memcache session handler may lead to arbitrary file write operations by unauthenticated attackers via crafted session data...

Roundcube Webmail code-related vulnerabilities

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, and more. Versions of Roundcube Webmail prior to 1.5.14 and 1.6.14 had code vulnerabilities due to unsafe deserialization, which could...

Roundcube Webmail security vulnerability

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, and more. Versions of Roundcube Webmail prior to 1.5.14 and 1.6.14 contained security vulnerabilities. These vulnerabilities stemmed fr...

Roundcube Webmail security vulnerability

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, and more. Versions of Roundcube Webmail prior to 1.5.14 and 1.6.14 contained security vulnerabilities. These vulnerabilities stemmed fr...

Roundcube Webmail security vulnerability

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, and more. Versions of Roundcube Webmail prior to 1.5.15 and 1.6.15 contained security vulnerabilities. These vulnerabilities stemmed fr...

Roundcube Webmail security vulnerability

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, etc. Versions prior to 1.5.14 and 1.6.14 of Roundcube Webmail had security vulnerabilities. These vulnerabilities were caused by improp...

Roundcube Webmail security vulnerability

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, and more. Versions of Roundcube Webmail from 1.6.0 to 1.6.14 contained security vulnerabilities. These vulnerabilities were caused by...

Roundcube Webmail security vulnerability

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, and more. Versions of Roundcube Webmail prior to 1.5.14 and 1.6.14 contained security vulnerabilities. These vulnerabilities stemmed fr...

CVE-2026-35538: Improper Neutralization of Argument Delimiters in a Command

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Unsanitized IMAP SEARCH command arguments could lead to IMAP injection or CSRF bypass during mail search...

CVE-2026-35544: Incorrect Resource Transfer Between Spheres

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. Insufficient Cascading Style Sheets CSS sanitization in HTML e-mail messages may lead to a fixed-position mitigation bypass via the use of !important...

CVE-2026-35545: Incorrect Resource Transfer Between Spheres

An issue was discovered in Roundcube Webmail before 1.5.15 and 1.6.15. The remote image blocking feature can be bypassed via SVG content in an e-mail message. This may lead to information disclosure or access-control bypass. This involves the animate element with attributeName=fill/filter/stroke...

CVE-2026-35543: Incorrect Resource Transfer Between Spheres

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. The remote image blocking feature can be bypassed via SVG content with animate attributes in an e-mail message. This may lead to information disclosure or access-control bypass...

CVE-2026-35542: Incorrect Resource Transfer Between Spheres

An issue was discovered in Roundcube Webmail before 1.5.14 and 1.6.14. The remote image blocking feature can be bypassed via a crafted background attribute of a BODY element in an e-mail message. This may lead to information disclosure or access-control bypass...

CVE-2026-35540: Incorrect Resource Transfer Between Spheres

An issue was discovered in Roundcube Webmail 1.6.0 before 1.6.14. 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...

Roundcube Webmail Cross-Site Script Vulnerability

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, etc. Versions of Roundcube Webmail prior to 1.5.14 and 1.6.14 had a cross-site scripting vulnerability. This vulnerability stemmed from...

Roundcube Webmail parameter injection vulnerability

Roundcube Webmail is an open-source browser-based IMAP client developed by Roundcube. It supports address book management, information search, spelling checking, etc. Versions of Roundcube Webmail prior to 1.5.14 and 1.6.14 had a parameter injection vulnerability. This vulnerability stemmed from...