PT-2026-42364

Vikunja has iCalendar Property Injection via CRLF in CalDAV Task Output 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 false-positive reports from vulnerabilit...

CVE-2026-35601

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

CVE-2026-35601 Vikunja has an iCalendar Property Injection via CRLF in CalDAV Task Output

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

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...

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...

GHSA-PV9C-9MFH-HVXQ iCalendar has ICS injection via unsanitized URI property values

Summary .ics serialization does not properly sanitize URI property values, enabling ICS injection through attacker-controlled input, adding arbitrary calendar lines to the output. Details Icalendar::Values::Uri falls back to the raw input string when URI.parse fails and later serializes it with...