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OpenAdvisories
Critical · 10.0 CVE-2026-46695 EUVD-2026-36166GHSA-g6ww-w5j2-r7x3GO-2026-5392PYSEC-2026-299RUSTSEC-2026-0147

BoxLite: Permission Bypass in boxlite Allows Modification of Read-Only Files

Published Jun 10, 2026 · Updated Jun 11, 2026 · Assigned by GitHub_M

Description

Boxlite is a sandbox service that allows users to create lightweight virtual machines (Boxes) and launch OCI containers within them to run untrusted code. Prior to version 0.9.0, Boxlite does not restrict the kernel capabilities available inside the container, malicious code can remount the directory in rw mode, thereby gaining write access to that directory. This allows malicious code to perform arbitrary write operations on directories that should be read-only. This issue has been patched in version 0.9.0.

Affected products

VendorProductAffectedFixed
boxlite-ai boxlite < 0.9.0 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
openSUSE Leap 16.0 govulncheck-vulndb 0.0.20260723T184607-160000.1.1 openSUSE-SU-2026:21483-1

Affected packages

EcosystemPackageAffectedFixedRecord
crates.io boxlite < 0.9.0 0.9.0 GHSA-g6ww-w5j2-r7x3
crates.io boxlite >= 0.0.0-0, < 0.9.0 0.9.0 RUSTSEC-2026-0147
crates.io boxlite-cli < 0.9.0 0.9.0 GHSA-g6ww-w5j2-r7x3
Go github.com/boxlite-ai/boxlite/sdks/go < 0.9.0 0.9.0 GO-2026-5392
npm @boxlite-ai/boxlite < 0.9.0 0.9.0 GHSA-g6ww-w5j2-r7x3
PyPI boxlite < 0.9.0 0.9.0 PYSEC-2026-299

Advisories 1

References