cvedb.io
CVE-2026-33664
HIGH · CVSS 7.3
EPSS exploitation probability: 0%
Published 2026-03-26T22:16:29.727 · Last modified 2026-06-17T10:37:53.233

Summary

Kestra is an open-source, event-driven orchestration platform Versions up to and including 1.3.3 render user-supplied flow YAML metadata fields — description, inputs[].displayName, inputs[].description — through the Markdown.vue component instantiated with html: true. The resulting HTML is injected into the DOM via Vue's v-html without any sanitization. This allows a flow author to embed arbitrary JavaScript that executes in the browser of any user who views or interacts with the flow. This is distinct from GHSA-r36c-83hm-pc8j / CVE-2026-29082, which covers only FilePreview.vue rendering .md files from execution outputs. The present finding affects different components, different data sources, and requires significantly less user interaction (zero-click for input.displayName). As of time o

Affected products

kestra — kestra

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.