What’s Vulnerable › Vulnerabilities
CVE-2026-86832: MetForm < 4.3.1 - Unauthenticated Form Entry Data Disclosure via REST API
- Severity: medium (CVSS 5.3 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-03 · updated 2026-10-06
- Weakness: CWE-200
Description
The MetForm WordPress plugin before 4.3.1 does not properly restrict access to form submission data, allowing unauthenticated attackers to view submitter information through the REST API.
Affected products
- MetForm: before 4.3.1 — fixed in 4.3.1
How to fix
Upgrade to a fixed version: MetForm 4.3.1. Check the vendor advisory for mitigations.
References
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