PT-2026-21560 · Erzhongxmu · Jeewms+1

Din4 · Published 2026-02-23 · Updated 2026-02-24 · CVE-2026-3027

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions erzhongxmu JEEWMS versions up to 3.7

Description A flaw exists in erzhongxmu JEEWMS, specifically within the UEditor component, affecting the file src/main/webapp/plug-in/ueditor/jsp/getContent.jsp. The myEditor argument can be manipulated to trigger cross site scripting. This attack can be initiated remotely. The exploit has been publicly disclosed.

Recommendations Versions prior to 3.8 should be updated.

Exploit

Fix

Code Injection

XSS

Weakness Enumeration

CWE-94

CWE-79

Related Identifiers

CVE-2026-3027

Affected Products

Jeewms

Ueditor

References · 8

• 🔥 https://notion.so/JEEWMS-Reflected-XSS-Vulnerability-in-UEditor-Module-304ea92a3c41806a97ffc9b707f2fbf0 · Exploit
• https://osv.dev/vulnerability/CVE-2026-3027 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-3027 · Security Note
• https://vuldb.com/?ctiid.347383 · Note
• https://t.me/CVEtracker/45521 · Telegram Post
• https://twitter.com/CVEnew/status/2026184686272397790 · Twitter Post
• https://vuldb.com/?submit.756523 · Note
• https://vuldb.com/?id.347383 · Note