CVE-2026-114730

Roundcube Webmail 1.6.14 before 1.6.20 and 1.7.0 before 1.7.5 is affected by a server-side request forgery filter bypass. The network blocklist used by rcubeutils::islocalurl omitted the RFC 6052 NAT64 prefix 64:ff9b::/96, the RFC 8215 local-use NAT64 prefix 64:ff9b:1::/48 and the unspecified...

CVE-2026-114730

Roundcube Webmail 1.6.14 before 1.6.20 and 1.7.0 before 1.7.5 is affected by a server-side request forgery filter bypass. The network blocklist used by rcubeutils::islocalurl omitted the RFC 6052 NAT64 prefix 64:ff9b::/96, the RFC 8215 local-use NAT64 prefix 64:ff9b:1::/48 and the unspecified...

EUVD-2026-107997

Roundcube Webmail 1.6.14 before 1.6.20 and 1.7.0 before 1.7.5 is affected by a server-side request forgery filter bypass. The network blocklist used by rcubeutils::islocalurl omitted the RFC 6052 NAT64 prefix 64:ff9b::/96, the RFC 8215 local-use NAT64 prefix 64:ff9b:1::/48 and the unspecified...

CVE-2026-114730

Roundcube Webmail versions 1.6.14 before 1.6.20 and 1.7.0 before 1.7.5 are vulnerable to a Server-Side Request Forgery (SSRF) filter bypass. The underlying cause is that the network blocklist in rcube_utils::is_local_url() failed to include the RFC 6052 NAT64 prefix (64:ff9b::/96), the RFC 8215 l...

CVE-2026-114730

Roundcube Webmail 1.6.14 before 1.6.20 and 1.7.0 before 1.7.5 is affected by a server-side request forgery filter bypass. The network blocklist used by rcubeutils::islocalurl omitted the RFC 6052 NAT64 prefix 64:ff9b::/96, the RFC 8215 local-use NAT64 prefix 64:ff9b:1::/48 and the unspecified...

Roundcube Webmail - Remote Code Execution

Roundcube Webmail before 1.5.10 and 1.6.x before 1.6.11 allows remote code execution by authenticated users because the from parameter in a URL is not validated in program/actions/settings/upload.php, leading to PHP Object Deserialization. id: CVE-2025-49113 info: name: Roundcube Webmail - Remote...

Roundcube Webmail - Command Injection

Roundcube Webmail before 1.4.4 contains a command injection caused by shell metacharacters in configuration settings for imconvertpath or imidentifypath, letting attackers execute arbitrary code, exploit requires attacker to control configuration settings. id: CVE-2020-12641 info: name: Roundcube...

Roundcube Webmail - Cross-Site Scripting

A Cross-Site Scripting vulnerability in Roundcube through 1.5.7 and 1.6.x through 1.6.7 allows a remote attacker to steal and send emails of a victim via a crafted e-mail message that abuses a Desanitization issue in messagebody in program/actions/mail/show.php. id: CVE-2024-42009 info: name:...

CVE-2026-114729

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass. rcubewashtml inspected the SVG SMIL animation attributes "to", "from" and values for URIs, but not "by"; so markup such as in an HTML message caused remote content to be loaded without the user...

EUVD-2026-107996

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass. rcubewashtml inspected the SVG SMIL animation attributes to, from and values for URIs, but not by; so markup such as in an HTML message caused remote content to be loaded without the user's...

CVE-2026-114729

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass. rcubewashtml inspected the SVG SMIL animation attributes to, from and values for URIs, but not by; so markup such as in an HTML message caused remote content to be loaded without the user's...

CVE-2026-114729

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass. rcubewashtml inspected the SVG SMIL animation attributes to, from and values for URIs, but not by; so markup such as in an HTML message caused remote content to be loaded without the user's...

CVE-2026-114729

Roundcube Webmail versions before 1.6.20 and 1.7.x before 1.7.5 are vulnerable to a remote content blocking bypass . The root cause is that the rcube_washtml function fails to inspect the by attribute within SVG SMIL animation tags, while it does check to, from, and URI values. This oversight all...

CVE-2026-114729

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass. rcubewashtml inspected the SVG SMIL animation attributes to, from and values for URIs, but not by; so markup such as in an HTML message caused remote content to be loaded without the user's...

CVE-2026-114728

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...

EUVD-2026-107706

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...

CVE-2026-114728

Roundcube Webmail versions prior to 1.6.20 and 1.7.x before 1.7.5 are vulnerable to a remote content blocking bypass within the handling of FuncIRI attributes . The rcube_washtml function failed to recognize certain CSS escape sequences (e.g., \000075rl( or u\72 l() when detecting the url() token...

CVE-2026-114728

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...

CVE-2026-114728

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...

CVE-2026-114728

Roundcube Webmail before 1.6.20 and 1.7.x before 1.7.5 is affected by a remote content blocking bypass in the handling of FuncIRI attributes. rcubewashtml detected the CSS url token with a pattern that enumerated only some of its escaped spellings, so values using other CSS escape sequences, for...