CVE-2026-33473

MEDIUM

Vikunja has TOTP Reuse During Validity Window

Title source: cna

Description

Vikunja is an open-source self-hosted task management platform. Starting in version 0.13 and prior to version 2.2.1, any user that has enabled 2FA can have their TOTP reused during the standard 30 second validity window. Version 2.2.1 patches the issue.

References (3)

[X_Refsource_Confirm] https://github.com/go-vikunja/vikunja/security/advisories/GHSA-p747-qc5p-773r

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

[X_Refsource_Misc] https://vikunja.io/changelog/vikunja-v2.2.2-was-released

Scores

CVSS v3 5.7

EPSS 0.0003

EPSS Percentile 8.2%

Attack Vector NETWORK

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

Details

CWE

CWE-287

Status published

Products (3)

code.vikunja.io/api 0.13Go

go-vikunja/vikunja >= 0.13, < 2.2.1

vikunja/vikunja 0.13 - 2.2.1

Published Mar 24, 2026

Tracked Since Mar 24, 2026