CVE-2026-33336

Vikunja is an open-source self-hosted task management platform. Starting in version 0.21.0 and prior to version 2.2.0, the Vikunja Desktop Electron wrapper enables nodeIntegration in the main BrowserWindow and does not restrict same-window navigations. An attacker who can place a link in...

CVE-2026-33474

Vikunja is an open-source self-hosted task management platform. Starting in version 1.0.0-rc0 and prior to version 2.2.0, unbounded image decoding and resizing during preview generation lets an attacker exhaust CPU and memory with highly compressed but extremely large-dimension images. Version...

CVE-2026-33335

Vikunja is an open-source self-hosted task management platform. Starting in version 0.21.0 and prior to version 2.2.0, the Vikunja Desktop Electron wrapper passes URLs from window.open calls directly to shell.openExternal without any validation or protocol allowlisting. An attacker who can place ...

CVE-2026-33474

CVE-2026-33474 – Vikunja DoS via image preview processing Vikunja up to version 2.2.0 (including 1.0.0-rc0 to before 2.2.0) is vulnerable to unbounded image decoding and resizing during preview generation. Highly compressed but very large-dimension images can exhaust CPU and memory, potentially i...

CVE-2026-33474 Vikunja Affected by DoS via Image Preview Generation

Vikunja is an open-source self-hosted task management platform. Starting in version 1.0.0-rc0 and prior to version 2.2.0, unbounded image decoding and resizing during preview generation lets an attacker exhaust CPU and memory with highly compressed but extremely large-dimension images. Version...

CVE-2026-33315

Vikunja is an open-source self-hosted task management platform. Prior to version 2.2.0, the Caldav endpoint allows login using Basic Authentication, which in turn allows users to bypass the TOTP on 2FA-enabled accounts. The user can then access standard project information that would normally be...

CVE-2026-33316

Vikunja is an open-source self-hosted task management platform. Prior to version 2.2.0, a flaw in Vikunja’s password reset logic allows disabled users to regain access to their accounts. The ResetPassword function sets the user’s status to StatusActive after a successful password reset without...

CVE-2026-33313

Vikunja is an open-source self-hosted task management platform. Prior to version 2.2.0, an authenticated user can read any task comment by ID, regardless of whether they have access to the task the comment belongs to, by substituting the task ID in the API URL with a task they do have access to...

CVE-2026-33336

Vikunja is an open-source self-hosted task management platform. Starting in version 0.21.0 and prior to version 2.2.0, the Vikunja Desktop Electron wrapper enables nodeIntegration in the main BrowserWindow and does not restrict same-window navigations. An attacker who can place a link in...

CVE-2026-33336

CVE-2026-33336 affects Vikunja Desktop (Electron wrapper). Starting in 0.21.0 and before 2.2.0, the BrowserWindow runs with nodeIntegration: true and lacks a will-navigate/will-redirect handler, enabling same-window navigations to attacker-controlled origins. A user-generated link in descriptions...

EUVD-2026-14909

Vikunja is an open-source self-hosted task management platform. Starting in version 0.21.0 and prior to version 2.2.0, the Vikunja Desktop Electron wrapper passes URLs from window.open calls directly to shell.openExternal without any validation or protocol allowlisting. An attacker who can place ...

CVE-2026-33334 Vikunja Desktop: Any frontend XSS escalates to Remote Code Execution due to nodeIntegration

Vikunja is an open-source self-hosted task management platform. Starting in version 0.21.0 and prior to version 2.2.0, the Vikunja Desktop Electron wrapper enables nodeIntegration in the renderer process without contextIsolation or sandbox. This means any cross-site scripting XSS vulnerability in...

WordPress Shortcodes Blocks Creator Ultimate plugin <= 2.2.0 - Reflected Cross-Site Scripting via 'page' vulnerability

Reflected Cross-Site Scripting via 'page' vulnerability discovered by Colin Xu in WordPress Plugin Shortcodes Blocks Creator Ultimate versions = 2.2.0...

Vikunja 资源管理错误漏洞

Vikunja is an open-source to-do application developed by Vikunja developers. Versions of Vikunja from 1.0.0-rc0 to 2.2.0 contained a resource management vulnerability. This vulnerability stemmed from unlimited image decoding and resizing during preview generation, which could lead to CPU and memo...

PT-2026-27443

Vikunja is an open-source self-hosted task management platform. Starting in version 0.21.0 and prior to version 2.2.0, the Vikunja Desktop Electron wrapper passes URLs from window.open calls directly to shell.openExternal without any validation or protocol allowlisting. An attacker who can place ...

Vikunja 安全漏洞

Vikunja is an open-source to-do application developed by Vikunja developers. Versions of Vikunja prior to 2.2.0 contained security vulnerabilities. These vulnerabilities stemmed from defects in the password reset logic, which could allow disabled users to re-activate their accounts and bypass...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization due to insufficient enforcement of account disablement in the api process. An attacker can regain access to a previously disabled account by bypassing administrator-imposed restrictions. Remediation Upgrade...

Authorization Bypass Through User-Controlled Key

Overview Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key via the task comments process. An attacker can access unauthorized comment data by manipulating identifiers in API requests. Remediation Upgrade code.vikunja.io/api/pkg/models to version...

Reliance on Untrusted Inputs in a Security Decision

Overview Affected versions of this package are vulnerable to Reliance on Untrusted Inputs in a Security Decision through spoofed headers in the Rate-Limit process. An attacker can circumvent request throttling by manipulating HTTP headers to appear as different users or clients, potentially...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling through the GetPreview and resizeImage functions during image preview generation. An attacker can exhaust CPU and memory resources by uploading highly compressed images with extremely...