PLUGIN SECURITY
Is Simpler Checkout safe?
Known vulnerabilities, PHP compatibility and safer alternatives for the Simpler Checkout WordPress plugin — checked against WP Clinic's local security database.
What this plugin does
- Slug:
simpler-checkout
Maintenance status
Known vulnerabilities
1 known CVE on file for Simpler Checkout.
| CVE | Vulnerability | Type | Severity | Affected | Fixed in | Published | Status |
|---|---|---|---|---|---|---|---|
| CVE-2026-121870 | Simpler Checkout [simpler-checkout] < 1.5.4 | Improper Privilege Management | Unknown | < 1.5.4 | 1.5.4 | 2025-08-22 | — |
| — | Simpler Checkout [simpler-checkout] >= 0.7.0 - < 1.2.0 | Authentication Bypass Using an Alternate Path or Channel | Critical 9.8 | 0.7.0–1.2.0 | 1.2.0 | 0000-00-00 | — |
How to fix it
Update this plugin to the latest release from wordpress.org — each CVE above lists the exact release that fixed it ("Fixed in") when one is on file.
This is the plugin's full known vulnerability history, not a scan of any specific installation — run a free scan of your own site to check your exact installed version.
Check your own WordPress site
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