Threat intelligence

Formidable Forms <= 6.28 - Missing Authorization to Unauthenticated Payment Integrity Bypass via PaymentIntent Reuse

CVE-2026-2890 · formidable

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Formidable at a vulnerable version. How SiteRespond intelligence works

Vulnerability: Formidable Forms <= 6.28 - Missing Authorization to Unauthenticated Payment Integrity Bypass via PaymentIntent Reuse
Affected software: formidable(Plugin)
Affected versions: ≤ 6.28
Authentication: Unauthenticated
Vulnerability type: Other
CVE: CVE-2026-2890
Published: 12 March 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source: Data imported from Wordfence Intelligence (advisory ebb4bc5a-9469-4733-acf3-d2dda5edb7af). Methodology and redistribution notes

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