CVE-2026-21440: AdonisJS Path Traversal in Multipart File Handling
(updated )
Description A Path Traversal (CWE-22) 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.
References
- github.com/adonisjs/bodyparser/commit/143a16f35602be8561215611582211dec280cae6
- github.com/adonisjs/bodyparser/commit/6795c0e3fa824ae275bbd992aae60609e96f0f03
- github.com/adonisjs/bodyparser/releases/tag/v10.1.2
- github.com/adonisjs/bodyparser/releases/tag/v11.0.0-next.6
- github.com/adonisjs/core
- github.com/adonisjs/core/security/advisories/GHSA-gvq6-hvvp-h34h
- github.com/advisories/GHSA-gvq6-hvvp-h34h
- nvd.nist.gov/vuln/detail/CVE-2026-21440
Code Behaviors & Features
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