CVE-2026-21440

CRITICAL

Adonisjs Bodyparser < 10.1.2 - Path Traversal

Title source: rule

Description

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.

Exploits (5)

github WORKING POC 10 stars
by XiaomingX · pythonpoc
https://github.com/XiaomingX/data-cve-poc-py-v1/tree/main/2026/CVE-2026-21440
nomisec WORKING POC 3 stars
by k0nnect · poc
https://github.com/k0nnect/cve-2026-21440-writeup-poc
nomisec SCANNER 1 stars
by you-ssef9 · poc
https://github.com/you-ssef9/CVE-2026-21440
nomisec WORKING POC
by TibbersV6 · poc
https://github.com/TibbersV6/CVE-2026-21440-POC-EXP
nomisec WORKING POC
by redpack-kr · poc
https://github.com/redpack-kr/Ashwesker-CVE-2026-21440

Scores

CVSS v4 9.2
EPSS 0.0011
EPSS Percentile 29.1%
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Details

CWE
CWE-22
Status published
Products (3)
adonisjs/bodyparser 0 - 10.1.2npm
adonisjs/core < 10.1.2
adonisjs/core >= 11.0.0-next.0, < 11.0.0-next.6
Published Jan 02, 2026
Tracked Since Feb 18, 2026