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CVE-2026-46703GHSA-F396-4RP4-7V2JGO-2026-5344PYSEC-2026-298RUSTSEC-2026-0148

BoxLite: Path Traversal Vulnerability in boxlite Leads to Arbitrary File Write on the Host

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 0.9.0
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: total

Summary

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 allows users to specify the OCI image used by containers in the sandbox. However, when processing tar entries in OCI images, Boxlite does not account for the possibility that entries may be symlinks pointing to absolute paths. An attacker can craft a malicious OCI image and distribute it on image hosting platforms such as DockerHub, tricking users into using it. Once a user loads the malicious image, the attacker can write arbitrary content to any path on the host, which can further lead to remote code execution on the host. This issue has been patched in version 0.9.0.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • boxlite-ai boxlite

    fixed in 0.9.0

  • boxlitePyPI

    fixed in 0.9.0

  • boxlite-clicrates.io

    fixed in 0.9.0

  • boxlitecrates.io

    fixed in 0.9.0

  • @boxlite-ai/boxlitenpm

    fixed in 0.9.0

  • github.com/boxlite-ai/boxlite/sdks/goGo

    fixed in 0.9.0

  • boxlitePyPI

    fixed in 0.9.0

  • boxlitecrates.io

    From 0.0.0-0 · fixed in 0.9.0

References 2

GitHub · boxlite-ai/boxlite