---
id: CVE-2026-14626
title: A weakness has been identified in NousResearch hermes-agent up to 2026.4.30
summary: >-
  A weakness has been identified in NousResearch hermes-agent up to 2026.4.30.
  The impacted element is the function AIAgent.run_conversation of the file
  run_agent.py of the component HTTP API. This manipulation of the argument
  todos causes…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-404
published: '2026-07-04'
updated: '2026-07-04'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-14626'
references:
  - url: 'https://gist.github.com/YLChen-007/b91a85f9448beadebe25d37a3f4fd760'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-14626'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/845596'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/376142'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/376142/cti'
    label: cna@vuldb.com
tags:
  - nvd
ingestedAt: '2026-07-04T21:57:46.980Z'
epss: 0.00471
epssPercentile: 0.38023
---

## Overview

A weakness has been identified in NousResearch hermes-agent up to 2026.4.30. The impacted element is the function AIAgent.run_conversation of the file run_agent.py of the component HTTP API. This manipulation of the argument todos causes denial of service. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.