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CVE-2026-10223— NousResearch hermes-agent memory_tool.py _scan_memory_content injection

Quick assessment

Affected
NousResearch hermes-agent
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Hermes Agent是Nous Research开源的一款具备自我学习循环的AI代理工具。 Hermes Agent 2026.4.30及之前版本存在安全漏洞，该漏洞源于tools/memory_tool.py文件中_scan_memory_content函数问题，可能导致注入攻击。

CVSS 6.3 · Medium EPSS 0.23% · P14

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 31

VendorProduct Version RangeStatus
NousResearch hermes-agent 2026.4.0 affected
2026.4.1 affected
2026.4.2 affected
2026.4.3 affected
2026.4.4 affected
2026.4.5 affected
2026.4.6 affected
2026.4.7 affected
… +23 more rows
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I. Basic Information for CVE-2026-10223

Vulnerability Information
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Vulnerability Title
NousResearch hermes-agent memory_tool.py _scan_memory_content injection
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in NousResearch hermes-agent up to 2026.4.30. This affects the function _scan_memory_content of the file tools/memory_tool.py. This manipulation causes injection. 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
输出中的特殊元素转义处理不恰当(注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Hermes Agent 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hermes Agent是Nous Research开源的一款具备自我学习循环的AI代理工具。 Hermes Agent 2026.4.30及之前版本存在安全漏洞，该漏洞源于tools/memory_tool.py文件中_scan_memory_content函数问题，可能导致注入攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
NousResearch hermes-agent 2026.4.0 cpe:2.3:a:nousresearch:hermes-agent:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-10223

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III. Intelligence Information for CVE-2026-10223

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Proof of Concept for CVE-2026-10223 (1)

Same Patch Batch · NousResearch · 2026-06-01 · 5 CVEs total

CVE-2026-10220 7.3 HIGH NousResearch hermes-agent skills_tool.py skill_view injection
CVE-2026-10221 7.3 HIGH NousResearch hermes-agent run_agent.py _compress_context injection
CVE-2026-10222 5.6 MEDIUM NousResearch hermes-agent config.py _sanitize_env_lines injection
CVE-2026-10224 5.3 MEDIUM NousResearch hermes-agent Webhook Endpoint feishu.py _handle_webhook_request resource cons

IV. Related Vulnerabilities

Same product: hermes-agent
Same vendor: NousResearch
Same weakness: CWE-74

V. Comments for CVE-2026-10223

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