RCE in Erzhongxmu Jeewms
CVE-2026-3027
A vulnerability was found in erzhongxmu JEEWMS up to 3.7. This affects an unknown part of the file src/main/webapp/plug-in/ueditor/jsp/getContent.jsp of the component UEditor. The manipulation of the argument myEditor results in cross site scripting. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.003 (21.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Erzhongxmu Jeewms — versions 3.0, 3.1, 3.2
- Jeewms
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required)
- cna@vuldb.com (Third Party Advisory, third-party-advisory)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2026-3027?
- CVE-2026-3027 is a medium-severity vulnerability in Erzhongxmu Jeewms, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2026-02-23.
- How severe is CVE-2026-3027?
- Medium severity. CVSS v3 base score is 4.3 out of 10.