EUVD-2026-21494

Vikunja: Scoped API tokens with projects.background permission can delete project backgrounds...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via improper authorization checks in the CanDoAPIRoute process. An attacker can delete project backgrounds by using an API token with only the projects.background permission, bypassing intended access controls fo...

GHSA-V479-VF79-MG83 Vikunja: Scoped API tokens with projects.background permission can delete project backgrounds

Summary Vikunja's scoped API token enforcement for custom project background routes is method-confused. A token with only projects.background can successfully delete a project background, while a token with only projects.backgrounddelete is rejected. This is a scoped-token authorization bypass...

Vikunja: Scoped API tokens with projects.background permission can delete project backgrounds

Summary Vikunja's scoped API token enforcement for custom project background routes is method-confused. A token with only projects.background can successfully delete a project background, while a token with only projects.backgrounddelete is rejected. This is a scoped-token authorization bypass...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization via improper authorization checks in the CanDoAPIRoute process. An attacker can delete project backgrounds by using an API token with only the projects.background permission, bypassing intended access controls fo...

Vikunja Missing Authorization on CalDAV Task Read

Summary The CalDAV GetResource and GetResourcesByList methods fetch tasks by UID from the database without verifying that the authenticated user has access to the task's project. Any authenticated CalDAV user who knows or guesses a task UID can read the full task data from any project on the...

EUVD-2026-21418

Vikunja vulnerable to Privilege Escalation via Project Reparenting...

Improper Privilege Management

Overview Affected versions of this package are vulnerable to Improper Privilege Management in the parentprojectid update process. An attacker can gain unauthorized administrative privileges by moving a project under a project they own, allowing them to delete the project, manage sharing settings,...

Improper Privilege Management

Overview Affected versions of this package are vulnerable to Improper Privilege Management in the parentprojectid update process. An attacker can gain unauthorized administrative privileges by moving a project under a project they own, allowing them to delete the project, manage sharing settings,...

Vikunja vulnerable to Privilege Escalation via Project Reparenting

Summary A user with Write-level access to a project can escalate their permissions to Admin by moving the project under a project they own. After reparenting, the recursive permission CTE resolves ownership of the new parent as Admin on the moved project. The attacker can then delete the project,...

GHSA-2VQ4-854F-5C72 Vikunja vulnerable to Privilege Escalation via Project Reparenting

Summary A user with Write-level access to a project can escalate their permissions to Admin by moving the project under a project they own. After reparenting, the recursive permission CTE resolves ownership of the new parent as Admin on the moved project. The attacker can then delete the project,...

PT-2026-31949

Summary The CalDAV GetResource and GetResourcesByList methods fetch tasks by UID from the database without verifying that the authenticated user has access to the task's project. Any authenticated CalDAV user who knows or guesses a task UID can read the full task data from any project on the...

PT-2026-31985

Summary Vikunja's scoped API token enforcement for custom project background routes is method-confused. A token with only projects.background can successfully delete a project background, while a token with only projects.background delete is rejected. This is a scoped-token authorization bypass...

PT-2026-31946

Name of the Vulnerable Software and Affected Versions Vikunja versions prior to 2.3.0 Description A permission escalation issue exists in Vikunja that allows a user with Write access to a project to escalate their permissions to Admin by moving the project under a project they own. This is due to...

Vikunja 安全漏洞

Vikunja is an open-source to-do application developed by Vikunja developers. Versions of Vikunja prior to 2.3.0 contained security vulnerabilities. These vulnerabilities stemmed from the permission checking logic when changing the parent project ID, which was inconsistent with the recursive...

Vikunja 安全漏洞

Vikunja is an open-source to-do application developed by Vikunja. Versions of Vikunja prior to 2.3.0 contained security vulnerabilities. These vulnerabilities were caused by an issue with token authorization for custom project background routes, which could lead to unauthorized authorization...

Anthropic Claude Code < 2.0.65 API Key Leak via Project Settings (CVE-2026-21852)

The version of Anthropic Claude Code installed on the remote host is prior to 2.0.65. It is, therefore, affected by an information disclosure vulnerability. A vulnerability in the project-load flow allowed malicious repositories to exfiltrate data including Anthropic API keys before users confirm...

CVE-2026-35601

creationtimestamp| type| source ---|---|--- 2026-04-09 21:44:27+00:00| published-proof-of-concept| https://github.com/go-vikunja/vikunja/security/advisories/GHSA-2g7h-7rqr-9p4r...

CVE-2026-39987

marimo is a reactive Python notebook. Prior to 0.23.0, Marimo has a Pre-Auth RCE vulnerability. The terminal WebSocket endpoint /terminal/ws lacks authentication validation, allowing an unauthenticated attacker to obtain a full PTY shell and execute arbitrary system commands. Unlike other WebSock...

EUVD-2026-20940

Plane is an an open-source project management tool. From 0.28.0 to before 1.3.0, the remediation of GHSA-jcc6-f9v6-f7jw is incomplete which could lead to the same full read Server-Side Request Forgery when a normal html page contains a link tag with an href that redirects to a private IP address ...