The Simple Membership WordPress plugin before 4.7.5 does not verify the authenticity of Stripe webhook requests when no signing secret is configured, nor escape a value taken from them before outputting it in an administrator notice, allowing unauthenticated attackers to inject arbitrary web scripts that execute in the context of a logged-in administrator.
Metrics
Affected Vendors & Products
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References
History
Mon, 06 Jul 2026 07:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | The Simple Membership WordPress plugin before 4.7.5 does not verify the authenticity of Stripe webhook requests when no signing secret is configured, nor escape a value taken from them before outputting it in an administrator notice, allowing unauthenticated attackers to inject arbitrary web scripts that execute in the context of a logged-in administrator. | |
| Title | Simple Membership < 4.7.5 - Unauthenticated Stored XSS via Stripe Webhook API Version | |
| References |
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MITRE
Status: PUBLISHED
Assigner: WPScan
Published:
Updated: 2026-07-06T06:00:01.657Z
Reserved: 2026-06-10T08:56:17.436Z
Link: CVE-2026-11855
Vulnrichment
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NVD
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Redhat
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OpenCVE Enrichment
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