RCE in Heyewei Jfinalcms

CVE-2026-2200

A weakness has been identified in heyewei JFinalCMS 5.0.0. This affects an unknown function of the file /admin/admin/save of the component API Endpoint. Executing a manipulation can lead to cross site scripting. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 2.4 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (13.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 13.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-2200: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-2200?
CVE-2026-2200 is a low-severity vulnerability in Heyewei Jfinalcms, classified under Cross-site Scripting. CVSS score: 2.4/10. Published 2026-02-09.
How severe is CVE-2026-2200?
Low severity. CVSS v3 base score is 2.4 out of 10.