CVE-2026-35601

CVE-2026-35601 affects Vikunja prior to 2.3.0 where the CalDAV output generator concatenates iCalendar VTODO fields without RFC 5545 escaping. User-controlled task titles containing CRLF can break the SUMMARY boundary, enabling injection of arbitrary iCalendar properties such as ATTACH, VALARM, o...

CVE-2026-35598 Vikunja has Missing Authorization on CalDAV Task Read

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, 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...

CVE-2026-35598 Vikunja has Missing Authorization on CalDAV Task Read

Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, 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...

CRLF Injection

Overview Affected versions of this package are vulnerable to CRLF Injection via improper handling of user-supplied input in the ParseTodos function. An attacker can inject arbitrary iCalendar properties by including CRLF characters in task titles or other fields, which are then concatenated into...

CRLF Injection

Overview Affected versions of this package are vulnerable to CRLF Injection via improper handling of user-supplied input in the ParseTodos function. An attacker can inject arbitrary iCalendar properties by including CRLF characters in task titles or other fields, which are then concatenated into...

Vikunja has iCalendar Property Injection via CRLF in CalDAV Task Output

Summary The CalDAV output generator builds iCalendar VTODO entries via raw string concatenation without applying RFC 5545 TEXT value escaping. User-controlled task titles containing CRLF characters break the iCalendar property boundary, allowing injection of arbitrary iCalendar properties such as...

EUVD-2026-21428

Vikunja has iCalendar Property Injection via CRLF in CalDAV Task Output...

EUVD-2026-21425

Vikunja Missing Authorization on CalDAV Task Read...

Vikunja 注入漏洞

Vikunja is an open-source to-do application developed by Vikunja developers. Versions of Vikunja prior to 2.3.0 had a injection vulnerability. This vulnerability stemmed from the CalDAV output generator failing to properly escape the RFC 5545 TEXT value when constructing iCalendar entries using r...

PT-2026-31952

Name of the Vulnerable Software and Affected Versions Vikunja versions prior to 2.3.0 Description Vikunja, a self-hosted task management platform, has an issue where the CalDAV output generator doesn't properly escape characters in iCalendar VTODO entries. Specifically, user-controlled task title...

GestSup - Cross-Site Scripting

GestSup allows its users to add events to the calendar of all users. This is the HTTP request sent when a user adds an event to their calendar. id: CVE-2024-23167 info: name: GestSup - Cross-Site Scripting author: eeche,chae1xx1os,persona-twotwo,soonghee2,gy741 severity: high description: | GestS...

[SECURITY] Fedora 42 Update: nextcloud-33.0.1-1.fc42

NextCloud gives you universal access to your files through a web interface or WebDAV. It also provides a platform to easily view & sync your contacts, calendars and bookmarks across all your devices and enables basic editing rig ht on the web. NextCloud is extendable via a simple but powerful API...

PT-2026-30799

Name of the Vulnerable Software and Affected Versions Amelia plugin for WordPress versions up to and including 2.1.3 Description The Booking for Appointments and Events Calendar – Amelia plugin for WordPress is susceptible to Insecure Direct Object Reference. The UpdateProviderCommandHandler does...

Exploit for CVE-2024-23700

PoC for CVE-2024-23700, allowing silently obtain permissions to...

Minor update (4) for Vivaldi Desktop Browser 7.9

Download Vivaldi The following improvements were made since the third 7.9 minor update: AutoHide Panels appear too early VB-126507 AutoHide Search field does not work well with AutoHide VB-126468 MailCalendar Success SVG broken VB-126630 Chromium Update to 146.0.7680.182: includes a security fix...

Linux Distros Unpatched Vulnerability : CVE-2026-33635

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iCalendar is a Ruby library for dealing with iCalendar files in the iCalendar format defined by RFC-5545. Starting in version 2.0.0 and prior to version 2.12.2,...

CVE-2026-33635

iCalendar is a Ruby library for dealing with iCalendar files in the iCalendar format defined by RFC-5545. Starting in version 2.0.0 and prior to version 2.12.2, .ics serialization does not properly sanitize URI property values, enabling ICS injection through attacker-controlled input, adding...

DEBIAN-CVE-2026-33635

iCalendar is a Ruby library for dealing with iCalendar files in the iCalendar format defined by RFC-5545. Starting in version 2.0.0 and prior to version 2.12.2, .ics serialization does not properly sanitize URI property values, enabling ICS injection through attacker-controlled input, adding...

UBUNTU-CVE-2026-33635

iCalendar is a Ruby library for dealing with iCalendar files in the iCalendar format defined by RFC-5545. Starting in version 2.0.0 and prior to version 2.12.2, .ics serialization does not properly sanitize URI property values, enabling ICS injection through attacker-controlled input, adding...

GO-2026-4849 Vikunja Allows Disabled/Locked User Accounts to Authenticate via API Tokens, CalDAV, and OpenID Connect in code.vikunja.io/api

Vikunja Allows Disabled/Locked User Accounts to Authenticate via API Tokens, CalDAV, and OpenID Connect in code.vikunja.io/api. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this is causing...