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CVE-2026-21440GHSA-GVQ6-HVVP-H34H

AdonisJS Path Traversal in Multipart File Handling

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 10.1.2, 11.0.0-next.6
4 proofs of concept on GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

AdonisJS is a TypeScript-first web framework. A Path Traversal vulnerability in AdonisJS multipart file handling may allow a remote attacker to write arbitrary files to arbitrary locations on the server filesystem. This impacts @adonisjs/bodyparser through version 10.1.1 and 11.x prerelease versions prior to 11.0.0-next.6. This issue has been patched in @adonisjs/bodyparser versions 10.1.2 and 11.0.0-next.6.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • adonisjs core

    fixed in 10.1.2; From 11.0.0-next.0 · fixed in 11.0.0-next.6

  • @adonisjs/bodyparsernpm

    fixed in 10.1.2

  • @adonisjs/bodyparsernpm

    From 11.0.0-next.0 · fixed in 11.0.0-next.6

References 9

GitHub · adonisjs/core

GitHub · adonisjs/bodyparser

GitHub · TibbersV6/CVE-2026-21440-POC-EXP

GitHub · k0nnect/cve-2026-21440-writeup-poc

GitHub · redpack-kr/Ashwesker-CVE-2026-21440

GitHub · you-ssef9/CVE-2026-21440