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OpenAdvisories
Medium · 5.7 CVE-2026-33473 EUVD-2026-20081GHSA-p747-qc5p-773rGO-2026-4805

Vikunja has TOTP Reuse During Validity Window

Published Mar 24, 2026 · Updated Mar 24, 2026 · Assigned by GitHub_M

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.

Affected products

VendorProductAffectedFixed
go-vikunja vikunja >= 0.13, < 2.2.1 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
openSUSE Leap 16.0 govulncheck-vulndb 0.0.20260723T184607-160000.1.1 openSUSE-SU-2026:21483-1
openSUSE Leap 15.6 govulncheck-vulndb 0.0.20260326T203309-150000.1.155.2 SUSE-SU-2026:1135-1

Affected packages

EcosystemPackageAffectedFixedRecord
Go code.vikunja.io/api >= 0.13 — GHSA-p747-qc5p-773r
Go code.vikunja.io/api all versions — GO-2026-4805

Advisories 2

References