CVE-2026-92427 Coinsnap Bitcoin Crowdfunding <= 1.2.0 - Unauthenticated Payment Record Forgery via Webhook Secret Disclosure

Medium 5.3 Published Updated

Unauthenticated attackers can disclose webhook secrets to forge payment records in the Coinsnap Bitcoin Crowdfunding WordPress plugin.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-92427?

CVE-2026-92427 is a medium-severity vulnerability in Unknown Coinsnap Bitcoin Crowdfunding, published on 16 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Coinsnap Bitcoin Crowdfunding WordPress plugin through 1.2.0 does not restrict access to the secret used to authenticate its payment gateway webhook, disclosing it to unauthenticated users and rendering the webhook's signature check ineffective. This allows unauthenticated attackers to forge payment-confirmation notifications and record arbitrary donations as completed, with attacker-chosen amounts, donor names and messages.

Weakness: CWE-200

Which versions are affected by CVE-2026-92427?

How do I fix CVE-2026-92427?

No fix has been published for CVE-2026-92427 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-92427 being exploited?

There is no known exploitation of CVE-2026-92427 in the wild and no public exploit code.

Sources

Also known as GHSA-q2gj-9cv7-25w7.

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