Incorrect Behavior Order: Validate Before Canonicalize Affecting vite-plus package, versions <0.1.16
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-JS-VITEPLUS-15922246
- published7 Apr 2026
- disclosed6 Apr 2026
- creditodgrso, Ritik Chaddha, neo-ai-engineer, instantraaamen, fg0x0, jonathanwd, kq5y
Introduced: 6 Apr 2026
NewCVE-2026-39364 (opens in a new tab)How to fix?
Upgrade vite-plus to version 0.1.16 or higher.
Overview
vite-plus is a The Unified Toolchain for the Web
Affected versions of this package are vulnerable to Incorrect Behavior Order: Validate Before Canonicalize through the server.fs.deny component. An attacker can access sensitive files by appending specific query parameters such as ?raw, ?import&raw, or ?import&url&inline to HTTP requests.
Note:
This is only exploitable if the development server is explicitly exposed to the network, the sensitive file exists within directories allowed by server.fs.allow, and the file is denied by a pattern in server.fs.deny.