CVE-2026-102108: Deserialization of Untrusted Data

An authenticated administrator of Kiteworks Email Protection Gateway could submit a crafted serialized object to a cluster management interface that was deserialized without sufficient validation, potentially allowing arbitrary code execution in the context of the gateway service account...

CVE-2026-102106: Improper Authentication

Improper authentication in a Kiteworks Email Protection Gateway administrative service. An administrative service in Kiteworks Email Protection Gateway did not consistently enforce administrator authentication, so the required password check could be bypassed. An attacker who referenced a valid...

CVE-2026-102105: Server-Side Request Forgery (SSRF)

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to Server-Side Request Forgery SSRF. A server-side request forgery SSRF weakness in Kiteworks Email Protection Gateway could allow a remote, unauthenticated attacker to induce the gateway to issue crafted requests to internal o...

CVE-2026-102103: Server-Side Request Forgery (SSRF)

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to Server-Side Request Forgery SSRF. A server-side request forgery SSRF weakness in Kiteworks Email Protection Gateway could allow a remote, unauthenticated attacker to induce the gateway to issue crafted requests to internal o...

CVE-2026-102102: Server-Side Request Forgery (SSRF)

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to Server-Side Request Forgery SSRF. A server-side request forgery SSRF weakness in Kiteworks Email Protection Gateway could allow a remote, unauthenticated attacker to induce the gateway to issue crafted requests to internal o...

CVE-2026-102097: Improper Limitation of a Pathname to a Restricted Directory

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to Remote Code Execution. Kiteworks Email Protection Gateway allowed an authenticated administrator to import configuration whose contents were not sufficiently validated before being processed. A crafted submission could...

CVE-2026-102095: Server-Side Request Forgery (SSRF)

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to Server-Side Request Forgery. Kiteworks Email Protection Gateway performed server-side fetches of URLs contained in the message content it processed, without adequately restricting the fetch destination. A remote,...

CVE-2026-102149: Missing Authentication for Critical Function

Kiteworks Email Protection Gateway did not sufficiently restrict which account a certificate could be assigned to. This could allow an attacker to associate a certificate with another user's account, affecting the confidentiality and integrity of that account's encrypted mail and, where...

CVE-2026-102144: Missing Authentication for Critical Function

A resource exhaustion vulnerability in Kiteworks Email Protection Gateway allowed an unauthenticated remote attacker to repeatedly trigger a comparatively expensive server-side operation, causing a partial denial of service...

CVE-2026-102135: Deserialization of Untrusted Data

On a Kiteworks Email Protection Gateway cluster with database replication enabled, a party trusted by the cluster could submit a crafted serialized object that was deserialized without sufficient validation, potentially allowing code execution as the gateway service account. Replication is disabl...

CVE-2026-102127: Improper Restriction of XML External Entity Reference

An XML parser used by Kiteworks Email Protection Gateway did not restrict external entity references. Where an optional, non-default message-processing feature is enabled, a remote and unauthenticated sender could potentially use a crafted message to read files accessible to the gateway service...

PT-2026-103542

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to Server-Side Request Forgery SSRF. A server-side request forgery SSRF weakness in Kiteworks Email Protection Gateway could allow a remote, unauthenticated attacker to induce the gateway to issue crafted requests to internal o...

CVE-2026-102094: Use of Externally-Controlled Input to Select Classes or Code

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to Unsafe Reflection and does not sufficiently restrict the code that the mail-processing pipeline could load from an imported rule configuration. An authenticated administrator with mail-rule configuration privileges could cau...

PT-2026-103532

Name of the Vulnerable Software and Affected Versions Kiteworks Email Protection Gateway versions prior to 9.5.0 Description The software is subject to Unsafe Reflection, a condition where an application allows the loading of classes or methods dynamically without sufficient validation. This occu...

PT-2026-103527

Name of the Vulnerable Software and Affected Versions Kiteworks Email Protection Gateway versions prior to 9.5.0 Description A path traversal weakness exists in an administrative import function. This flaw allows an authenticated administrator to write files to arbitrary locations on the server,...

PT-2026-103572

Name of the Vulnerable Software and Affected Versions Kiteworks Email Protection Gateway affected versions not specified Description An authorization check in the large file exchange feature does not correctly verify if the requesting user is a party to the requested package. This allows an...

CVE-2026-102131: Improper Control of Generation of Code

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...

PT-2026-103560

Name of the Vulnerable Software and Affected Versions Kiteworks Email Protection Gateway affected versions not specified Description An XML parser fails to restrict external entity references. When an optional, non-default message-processing feature is enabled, a remote and unauthenticated sender...

PT-2026-103596

Name of the Vulnerable Software and Affected Versions Kiteworks Email Protection Gateway affected versions not specified Description An administrative service in Kiteworks Email Protection Gateway fails to consistently enforce administrator authentication, allowing the password check to be...

CVE-2026-102089: Improper Limitation of a Pathname to a Restricted Directory

Kiteworks Email Protection Gateway before version 9.5.0 is vulnerable to a path traversal weakness in an administrative import function allowed an authenticated administrator to write files to arbitrary locations on the server. This could potentially be leveraged to execute arbitrary code on the...