CVE-2026-33474

Published: Mar 24, 2026Modified: Jun 17, 2026

6.5

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitability: 2.8 / Impact: 3.6

Source: security-advisories@github.com (Secondary)

Description

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 2.2.0 patches the issue.

Affected (1)

Products: Vikunja: Vikunja

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Vikunja Vikunja	From 1.0.0 to 2.2.0

Related CWEs

Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References (2)

https://github.com/go-vikunja/vikunja/security/advisories/GHSA-wc83-79hj-hpmq

Source: security-advisories@github.com

ExploitVendor Advisory

https://vikunja.io/changelog/vikunja-v2.2.0-was-released

Source: security-advisories@github.com

Release Notes

Timeline

No history available yet.