What’s Vulnerable › Vulnerabilities
CVE-2026-85642: Formidable Forms 6.5 - 6.35 - Unauthenticated Payment Gateway Connect Verification DoS
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-21 · updated 2026-10-21
- Weakness: CWE-400
Description
The Formidable Forms WordPress plugin before 7.0 does not verify the identity of the caller before recording the timestamp it uses to rate limit payment gateway verification requests, allowing unauthenticated attackers to consume the daily allowance and cause legitimate verification attempts to be refused for the next 24 hours.
Affected products
- Formidable Forms: from 6.5 before 7.0 — fixed in 7.0
How to fix
Upgrade to a fixed version: Formidable Forms 7.0. Check the vendor advisory for mitigations.
References
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