CVE-2023-34387: Constant Contact Forms

Medium severity, CVSS 4.3. EPSS: 0.5% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in Constant Contact Constant Contact Forms allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Constant Contact Forms: from n/a through 2.0.3.

Affected products

• Constant Contact Constant Contact Forms: up to and including 2.0.3

Published 2024-12-13. Last modified 2026-06-17.