Information disclosure in Promtengineer Localgpt

CVE-2026-5003

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.

Vulnerability class: Information Disclosure

EPSS: 0.003 (23.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-5003?
CVE-2026-5003 is a medium-severity vulnerability in Promtengineer Localgpt, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-03-28.
How severe is CVE-2026-5003?
Medium severity. CVSS v3 base score is 5.3 out of 10.