CVE-2023-34609: Flexjson Project Flexjson

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

An issue was discovered flexjson thru 3.3 allows attackers to cause a denial of service or other unspecified impacts via crafted object that uses cyclic dependencies.

Affected products

• Flexjson Project Flexjson: up to and including 3.3

Published 2023-06-14. Last modified 2026-06-17.