Description
Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the hasAccessToLabel function contains a SQL operator precedence bug that allows any authenticated user to read any label that has at least one task association, regardless of project access. Label titles, descriptions, colors, and creator information are exposed. This vulnerability is fixed in 2.3.0.
Published: 2026-04-10
Score: 4.3 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-hj5c-mhh2-g7jq Vikunja has Broken Access Control on Label Read via SQL Operator Precedence Bug
History

Fri, 10 Apr 2026 16:30:00 +0000

Type Values Removed Values Added
Description Vikunja is an open-source self-hosted task management platform. Prior to 2.3.0, the hasAccessToLabel function contains a SQL operator precedence bug that allows any authenticated user to read any label that has at least one task association, regardless of project access. Label titles, descriptions, colors, and creator information are exposed. This vulnerability is fixed in 2.3.0.
Title Vikunja has Broken Access Control on Label Read via SQL Operator Precedence Bug
Weaknesses CWE-863
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-04-10T15:59:43.255Z

Reserved: 2026-04-03T21:25:12.162Z

Link: CVE-2026-35596

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-10T17:17:03.067

Modified: 2026-04-10T17:17:03.067

Link: CVE-2026-35596

cve-icon Redhat

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cve-icon OpenCVE Enrichment

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Weaknesses