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CVE-2026-33473

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:4cbbdefc7261e1962c3dc4c439c9edbbcc131e691577c055304f6f2b07ce2a25
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"vikunja","vendor":"go-vikunja","versions":[{"status":"affected","version":">= 0.13, < 2.2.1"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:add3f3110d435847f7082127342cf9396bf9c0c6a732b6d72de0f6b511f02771 · sha256:d0c87d3e3b2e1539… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.7,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:add3f3110d435847f7082127342cf9396bf9c0c6a732b6d72de0f6b511f02771 · sha256:d0c87d3e3b2e1539… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-287","description":"CWE-287: Improper Authentication","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:add3f3110d435847f7082127342cf9396bf9c0c6a732b6d72de0f6b511f02771 · sha256:d0c87d3e3b2e1539… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-p747-qc5p-773r","tags":["x_refsource_CONFIRM"],"url":"https://github.com/go-vikunja/vikunja/security/advisories/GHSA-p747-qc5p-773r"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:add3f3110d435847f7082127342cf9396bf9c0c6a732b6d72de0f6b511f02771 · sha256:d0c87d3e3b2e1539… · /containers/cna/references/0
{"name":"https://vikunja.io/changelog/vikunja-v2.2.0-was-released","tags":["x_refsource_MISC"],"url":"https://vikunja.io/changelog/vikunja-v2.2.0-was-released"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:add3f3110d435847f7082127342cf9396bf9c0c6a732b6d72de0f6b511f02771 · sha256:d0c87d3e3b2e1539… · /containers/cna/references/1
{"name":"https://vikunja.io/changelog/vikunja-v2.2.2-was-released","tags":["x_refsource_MISC"],"url":"https://vikunja.io/changelog/vikunja-v2.2.2-was-released"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:add3f3110d435847f7082127342cf9396bf9c0c6a732b6d72de0f6b511f02771 · sha256:d0c87d3e3b2e1539… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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