Description
Versions of the package eta before 2.0.0 are vulnerable to Remote Code Execution (RCE) by overwriting template engine configuration variables with view options received from The Express render API.
**Note:** This is exploitable only for users who are rendering templates with user-defined data.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | eta | < 2.0.0 | 2.0.0 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | eta | < 2.0.0 | 2.0.0 | GHSA-mf6x-hrgr-658f |
References
- https://security.snyk.io/vuln/SNYK-JS-ETA-2936803
- https://github.com/eta-dev/eta/blob/9c8e4263d3a559444a3881a85c1607bf344d0b28/src/file-handlers.ts%23L182
- https://github.com/eta-dev/eta/blob/9c8e4263d3a559444a3881a85c1607bf344d0b28/src/compile-string.ts%23L21
- https://github.com/eta-dev/eta/commit/5651392462ee0ff19d77c8481081a99e5b9138dd