WordPress plugin
Simple Payment security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 8 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical1
- High4
- Medium3
- Low0
All Simple Payment vulnerabilities
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Simple Payment: common questions
Does Simple Payment have known vulnerabilities?
Yes. VulnCrest Radar lists 8 known vulnerabilities in Simple Payment: 1 critical, 4 high, 3 medium. None are known to affect version null.
How do I check which version of Simple Payment I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Simple Payment vulnerability?
CVE-2026-96332, published Oct 4, 2026: Simple Payment <= 2.5.4 - Unauthenticated Stored Cross-Site Scripting. Severity: High (CVSS 7.2).
Is any Simple Payment vulnerability listed in CISA KEV?
No. None of the known Simple Payment vulnerabilities is currently listed in the CISA KEV catalog.