CVE-2026-61525

The Zammad helpdesk system versions 7.0.2 and 7.1.0 are vulnerable to a path traversal attack within the session management for websocket and long-polling connections. The root cause is the insufficient validation of client-supplied session identifiers before they are used to construct internal f...

EUVD-2026-87221

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, a broken access control vulnerability exists in Zammad's GraphQL API. An authenticated user can access taskbar item data belonging to another user by crafting a request with the target user's taskbar identifier. T...

CVE-2026-56728 Zammad: Cross-User Taskbar Item Access Control Vulnerability

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, a broken access control vulnerability exists in Zammad's GraphQL API. An authenticated user can access taskbar item data belonging to another user by crafting a request with the target user's taskbar identifier. T...

CVE-2026-56728

The open source helpdesk system Zammad contains a broken access control vulnerability in its GraphQL API prior to version 7.0.2 . An authenticated user can exploit this by crafting a request with a target user's taskbar identifier to read their taskbar item data . This data includes transient ses...

CVE-2026-56728 Zammad: Cross-User Taskbar Item Access Control Vulnerability

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, a broken access control vulnerability exists in Zammad's GraphQL API. An authenticated user can access taskbar item data belonging to another user by crafting a request with the target user's taskbar identifier. T...

CVE-2026-56728 Zammad: Cross-User Taskbar Item Access Control Vulnerability

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, a broken access control vulnerability exists in Zammad's GraphQL API. An authenticated user can access taskbar item data belonging to another user by crafting a request with the target user's taskbar identifier. T...

CVE-2026-56725 Zammad: Denial of Service via OTRS Import Controller

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, summary An unauthenticated request to POST /api/v1/import/otrs/importcheck blocks a Zammad request worker for roughly two minutes. The importcheck and importstatus actions are missing the setupdoneresponse guard...

CVE-2026-56725 Zammad: Denial of Service via OTRS Import Controller

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, summary An unauthenticated request to POST /api/v1/import/otrs/importcheck blocks a Zammad request worker for roughly two minutes. The importcheck and importstatus actions are missing the setupdoneresponse guard...

CVE-2026-56725

The open-source helpdesk system Zammad is vulnerable to a Denial of Service (DoS) attack in versions prior to 7.0.2 . The root cause is that the import_check and import_status actions in the OTRS import controller lack a setup_done_response guard, allowing them to execute on fully set-up producti...

CVE-2026-56725 Zammad: Denial of Service via OTRS Import Controller

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, summary An unauthenticated request to POST /api/v1/import/otrs/importcheck blocks a Zammad request worker for roughly two minutes. The importcheck and importstatus actions are missing the setupdoneresponse guard...

EUVD-2026-87220

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, summary An unauthenticated request to POST /api/v1/import/otrs/importcheck blocks a Zammad request worker for roughly two minutes. The importcheck and importstatus actions are missing the setupdoneresponse guard...

CVE-2026-56732 Zammad: Malicious input in Ticket Body Enables Session Termination

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, vulnerability in Zammad's HTML sanitization allows injection of specific HTML elements into ticket bodies. When another user views the crafted ticket, the injected element can trigger a logout request, terminating...

CVE-2026-56732 Zammad: Malicious input in Ticket Body Enables Session Termination

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, vulnerability in Zammad's HTML sanitization allows injection of specific HTML elements into ticket bodies. When another user views the crafted ticket, the injected element can trigger a logout request, terminating...

EUVD-2026-87219

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, vulnerability in Zammad's HTML sanitization allows injection of specific HTML elements into ticket bodies. When another user views the crafted ticket, the injected element can trigger a logout request, terminating...

CVE-2026-56732 Zammad: Malicious input in Ticket Body Enables Session Termination

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, vulnerability in Zammad's HTML sanitization allows injection of specific HTML elements into ticket bodies. When another user views the crafted ticket, the injected element can trigger a logout request, terminating...

CVE-2026-56732

Prior to version 7.0.2 , the Zammad open source helpdesk system is vulnerable to an HTML sanitization flaw. This allows an attacker to inject specific HTML elements into ticket bodies . When another user views the crafted ticket, the injected element triggers a logout request , resulting in the t...

CVE-2026-56730 Zammad: Missing authorization in GraphQL mutation for suggesting knowledge base answers

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, an authorization bypass vulnerability was found that allows an authenticated agent to read knowledge base answer content they should not be able to access. The vulnerable GraphQL mutation is meant to transform a...

CVE-2026-56730

The open-source helpdesk system Zammad is vulnerable to an authorization bypass in versions prior to 7.0.2 . The flaw exists within a GraphQL mutation designed to transform knowledge base answer suggestions for the ticket editor. While the system verifies if a user has the ticket.agent permission...

CVE-2026-56730 Zammad: Missing authorization in GraphQL mutation for suggesting knowledge base answers

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, an authorization bypass vulnerability was found that allows an authenticated agent to read knowledge base answer content they should not be able to access. The vulnerable GraphQL mutation is meant to transform a...

CVE-2026-56730 Zammad: Missing authorization in GraphQL mutation for suggesting knowledge base answers

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, an authorization bypass vulnerability was found that allows an authenticated agent to read knowledge base answer content they should not be able to access. The vulnerable GraphQL mutation is meant to transform a...