EUVD-2026-90287

Kiteworks Email Protection Gateway did not sufficiently validate the content of an uploaded backup, and allowed an administrator to influence how the application loaded it. An authenticated administrator could potentially use this to execute arbitrary code on the gateway as the underlying service...

CVE-2026-102130 Kiteworks Email Protection Gateway Remote Code Execution

Kiteworks Email Protection Gateway did not sufficiently validate the content of an uploaded backup, and allowed an administrator to influence how the application loaded it. An authenticated administrator could potentially use this to execute arbitrary code on the gateway as the underlying service...

CVE-2026-102130

The Kiteworks Email Protection Gateway is vulnerable to Remote Code Execution (RCE) due to insufficient validation of uploaded backup content. An authenticated administrator can influence how the application loads these backups to execute arbitrary code on the gateway as the underlying service ac...

EUVD-2026-90286

Kiteworks Email Protection Gateway rejected certain configuration settings, but its validation did not recognize every form in which they could be supplied. An authenticated administrator could potentially use an unrecognized form to have a file of their choosing written to the gateway and...

CVE-2026-102131 Kiteworks Email Protection Gateway Improper Handling of Case Sensitivity

Kiteworks Email Protection Gateway rejected certain configuration settings, but its validation did not recognize every form in which they could be supplied. An authenticated administrator could potentially use an unrecognized form to have a file of their choosing written to the gateway and...

CVE-2026-102131 Kiteworks Email Protection Gateway Improper Handling of Case Sensitivity

Kiteworks Email Protection Gateway rejected certain configuration settings, but its validation did not recognize every form in which they could be supplied. An authenticated administrator could potentially use an unrecognized form to have a file of their choosing written to the gateway and...

CVE-2026-102131

The Kiteworks Email Protection Gateway is vulnerable to an issue where it fails to properly handle case sensitivity during configuration validation. While the gateway rejects certain settings, its validation mechanism does not recognize every possible form in which these settings can be supplied....

CVE-2026-102133 Kiteworks Core Arbitrary File Write through Command Injection

An optional, separately licensed repository-connector feature in Kiteworks Core did not neutralize special characters in a user-supplied path before passing it to an external command. An authenticated system administrator could inject additional commands and write arbitrary content to files owned...

CVE-2026-102134 Kiteworks Core Unprotected Alternate Channel

Kiteworks Core did not apply its gateway-level API security controls to every request authenticated through the platform's central authentication service. An authenticated user could reach REST API functionality over a request path on which those controls, including enforcement of signed-out and...

CVE-2026-102134 Kiteworks Core Unprotected Alternate Channel

Kiteworks Core did not apply its gateway-level API security controls to every request authenticated through the platform's central authentication service. An authenticated user could reach REST API functionality over a request path on which those controls, including enforcement of signed-out and...

CVE-2026-102134

The Kiteworks Core platform contains a vulnerability where gateway-level API security controls are not consistently applied to all requests authenticated via the central authentication service. Specifically, an authenticated user can access REST API functionality through request paths that bypass...

CVE-2026-102137

In Kiteworks Core , an authenticated administrator can bypass content validation during an administrative file upload. This allows for the storage of files containing dangerous content on the appliance. While this vulnerability enables the storage of malicious files, it does not directly result i...

EUVD-2026-90278

An authenticated administrator could bypass the content validation applied to an administrative file upload and store a file containing dangerous content on the appliance. This did not by itself result in code execution, which would require a separate vulnerability to run the stored file...

CVE-2026-102138 Kiteworks Core Server-Side Request Forgery (SSRF)

An authenticated administrator on a node with an optional, separately licensed gateway role enabled could supply a connector URL that the server retrieved without sufficient validation of its scheme or destination, causing the server to issue requests to internal network services. Exploitation...

EUVD-2026-90277

An authenticated administrator on a node with an optional, separately licensed gateway role enabled could supply a connector URL that the server retrieved without sufficient validation of its scheme or destination, causing the server to issue requests to internal network services. Exploitation...

EUVD-2026-90274

An authenticated administrator could initiate an administrative import using a file whose contents were not fully verified, because the import validated only the file's header rather than the complete file. This could allow unverified or forged content to be accepted and processed, affecting the...

CVE-2026-102140 Kiteworks Core Insufficient Verification of Data Authenticity

An authenticated administrator could initiate an administrative import using a file whose contents were not fully verified, because the import validated only the file's header rather than the complete file. This could allow unverified or forged content to be accepted and processed, affecting the...

EUVD-2026-90271

A system notification template on the Kiteworks appliance was rendered by a template engine that evaluated expressions contained in the stored template body. An authenticated System Administrator could potentially store a crafted template that executed operating-system commands on the appliance...

EUVD-2026-90382

An authenticated Email Protection Gateway administrator holding only limited, delegated permissions could write files with attacker-controlled content to arbitrary locations accessible to the Email Protection Gateway service account. This exceeds the administrator's intended privileges and could ...

CVE-2026-102146

The Kiteworks Email Protection Gateway is vulnerable to an Arbitrary File Write vulnerability caused by Server-Side Template Injection . An authenticated administrator with limited, delegated permissions can exploit this to write files with attacker-controlled content to arbitrary locations acces...