CVE-2026-7603 JeecgBoot LoadFile Endpoint FileDownloadUtils.jav checkPathTraversalBatch server-side request forgery

Medium 5.3 Published Updated

Remote attackers can exploit a flaw in the LoadFile endpoint to perform server-side request forgery, potentially accessing internal resources.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-7603?

CVE-2026-7603 is a medium-severity server-side request forgery vulnerability in JeecgBoot, published on 2 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was determined in JeecgBoot up to 3.9.1. Affected by this issue is the function checkPathTraversalBatch of the file FileDownloadUtils.jav of the component LoadFile Endpoint. This manipulation of the argument files causes server-side request forgery. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The affected component should be upgraded. The vendor confirmed the issue and will provide a fix in the upcoming release.

Weakness: CWE-918

Which versions are affected by CVE-2026-7603?

How do I fix CVE-2026-7603?

No fix has been published for CVE-2026-7603 yet. Limit exposure of the affected software until one is available.

Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.

Is CVE-2026-7603 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-7603 exists.

Sources

Also known as GHSA-vxx8-4p2v-5g5j.

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