CVE-2026-5003 PromtEngineer localGPT Web api_server.py handle_index information disclosure

Medium 6.9 Published Updated

Remote attackers can exploit the handle_index function in localGPT's web interface to disclose sensitive information.

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

What is CVE-2026-5003?

CVE-2026-5003 is a medium-severity vulnerability in PromtEngineer localGPT, published on 28 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability was found in PromtEngineer localGPT up to 4d41c7d1713b16b216d8e062e51a5dd88b20b054. This affects the function handle_index of the file rag_system/api_server.py of the component Web Interface. Performing a manipulation results in information disclosure. It is possible to initiate the attack remotely. The exploit has been made public and could be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-284, CWE-200

Which versions are affected by CVE-2026-5003?

How do I fix CVE-2026-5003?

No fix has been published for CVE-2026-5003 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-5003 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-5003 exists.

Sources

Also known as GHSA-wvg5-rgq7-jf9c.

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