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6.9 Medium

CVE-2026-15789 A custom client can produce such an upload request to the BuildKit daemon that files can escape from the…

Description

A custom client can produce such an upload request to the BuildKit daemon that files can escape from the BuildKit-controlled state directory. The client needs to have valid permissions to access the BuildKit control API to issue builds, e.g., bypass authentication, etc.

Affected products and versions

Product Affected versions Fixed in
buildkit 0.31 earliest → < 0.31.2 0.31.2

References

Timeline

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The 27 CVEs of buildkit →
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