medium · CVSS v3 5.4 · CVSS v4 5.3

CVE-2026-123506

Vikunja from 2.2.0 before 2.7.1 contains an authorization bypass vulnerability that allows holders of tokens scoped only…

Description

Vikunja from 2.2.0 before 2.7.1 contains an authorization bypass vulnerability that allows holders of tokens scoped only to projects_webhooks to manage the owner's user-level webhooks by supplying user_id in request bodies. Attackers can register user webhooks to their own receiver to obtain reminders and task payloads from all owner projects, and read, change or delete existing user webhooks.

Scores

Severity
medium
CVSS v2
5.5
CVSS v3
5.4
CVSS v4
5.3
EPSS
—

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