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 2.2.0 patches the issue.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/go-vikunja/vikunja/security/advisories/GHSA-wc83-79hj-hpmq	Exploit Vendor Advisory
https://vikunja.io/changelog/vikunja-v2.2.0-was-released	Release Notes

Configurations

Configuration 1 (hide)

cpe:2.3:a:vikunja:vikunja:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-03-24 16:16

Updated : 2026-03-27 16:47

NVD link : CVE-2026-33474

Mitre link : CVE-2026-33474

CVE.ORG link : CVE-2026-33474

JSON object : View

Products Affected

vikunja

vikunja

CWE

CWE-400

Uncontrolled Resource Consumption

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