CVE-2026-33473
Vikunja has TOTP Reuse During Validity Window
CVSS Score
5.7
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-287 |
| Vendor | go-vikunja |
| Product | vikunja |
| Published | Mar 24, 2026 |
| Last Updated | Mar 24, 2026 |
Stay Ahead of the Next One
Get instant alerts for go-vikunja vikunja
Be the first to know when new medium vulnerabilities affecting go-vikunja vikunja are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
go-vikunja / vikunja
>= 0.13, < 2.2.1