CVE-2026-3404

Medium

Description

A flaw has been found in thinkgem JeeSite up to 5.15.1. Impacted is an unknown function of the file /com/jeesite/common/shiro/cas/CasOutHandler.java of the component Endpoint. Executing a manipulation can lead to xml external entity reference. The attack may be performed from remote. Attacks of this nature are highly complex. The exploitability is considered difficult. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

SeverityMedium
CVSS5.0
Exploit probability—
ProductJeesite
PublishedMar 2, 2026
First seenMar 2, 2026

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
jeesite jeesitev ≤ 5.15.1—

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CVE-2026-3404 · Jeesite · Dark Radar