vulnerability · Fri 09 Oct 2026 · 20:57 UTC
GHSA-m687-p538-r5hp: Vikunja: Permissive Cross-domain Security Policy trusts every localhost origin which should not be trusted
Filed UTCSource GTH ↗
Vikunja ships with cors.origins defaulting to http://127.0.0.1:* and http://localhost:*, and sends Access-Control-Allow-Credentials: true, so a page served from any port on the user's own machine may make credentialed cross-origin requests to the API and read the responses. The mandatory service.publicurl is appended to that default list rather than replacing it, so a fully configured production deployment still trusts every localhost origin. …
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