SSRF in Defaultfuction Jeson-customer-relationship-management-system

CVE-2026-4623

A security vulnerability has been detected in DefaultFuction Jeson-Customer-Relationship-Management-System up to 1b4679c4d06b90d31dd521c2b000bfdec5a36e00. This affects an unknown function of the file /api/System.php of the component API Mo…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.001 (20.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-4623?
CVE-2026-4623 is a high-severity vulnerability in Defaultfuction Jeson-customer-relationship-management-system, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.3/10. Published 2026-03-24.
How severe is CVE-2026-4623?
High severity. CVSS v3 base score is 7.3 out of 10.