Code Injection The advisory has been revoked - it doesn't affect any version of package pdfmake (opens in a new tab)
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.
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Test your applications- Snyk IDSNYK-JS-PDFMAKE-3160329
- published7 Dec 2022
- disclosed7 Dec 2022
- creditRyan Finn
Introduced: 7 Dec 2022
CVE-2022-46161 (opens in a new tab)How to fix?
Upgrade pdfmake to version 0.2.7 or higher.
Amendment
This was deemed not a vulnerability.
Overview
pdfmake is a Client/server side PDF printing in pure JavaScript
Affected versions of this package are vulnerable to Code Injection because it contains an unsafe evaluation of user-controlled input in the /pdf endpoint.
Note: Users are affected by this vulnerability only if using the dev-playground component of the library. This component is not bundled in any of the versions available on package managers.
Workaround
Users are advised to restrict access to trusted user input.
PoC
const {execSync} = require('node:child_process');
var out = execSync('cat /etc/passwd');
dd = {
content: [
out.toString()
]
}