CVE-2026-84857

CVE-2026-84857

A flaw has been found in sigoden aichat up to 0.30.4. This affects an unknown function of the file src/serve.rs of the component API Endpoint. This manipulation causes uncontrolled memory allocation. The attack can be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Vulnerability class: DoS (Denial of Service)

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:N/I:N/A:L.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-84857?
CVE-2026-84857 is a medium-severity vulnerability, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2026-09-02.
How severe is CVE-2026-84857?
Medium severity. CVSS v3 base score is 5.3 out of 10.