CVE-2026-10221— NousResearch hermes-agent run_agent.py _compress_context injection
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-10221
Vulnerability Information
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Vulnerability Title
NousResearch hermes-agent run_agent.py _compress_context injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was identified in NousResearch hermes-agent up to 0.12.0. Affected by this vulnerability is the function _compress_context of the file run_agent.py. The manipulation leads to injection. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
输出中的特殊元素转义处理不恰当(注入)
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| NousResearch | hermes-agent | 0.1 | cpe:2.3:a:nousresearch:hermes-agent:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-10221
| # | POC Description | Source Link | Shenlong Link |
|---|
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Proof of Concept for CVE-2026-10221 (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-2026-10223 | 6.3 MEDIUM | NousResearch hermes-agent memory_tool.py _scan_memory_content 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
- CVE-2026-10224
NousResearch hermes-agent Webhook Endpoint feishu.py _handle - CVE-2026-10223
NousResearch hermes-agent memory_tool.py _scan_memory_conten - CVE-2026-10222
NousResearch hermes-agent config.py _sanitize_env_lines inje - CVE-2026-10220
NousResearch hermes-agent skills_tool.py skill_view injectio - CVE-2026-9369
NousResearch hermes-agent CLI web-dashboard web_server.py _d
Same vendor: NousResearch
- CVE-2026-10224
NousResearch hermes-agent Webhook Endpoint feishu.py _handle - CVE-2026-10223
NousResearch hermes-agent memory_tool.py _scan_memory_conten - CVE-2026-10222
NousResearch hermes-agent config.py _sanitize_env_lines inje - CVE-2026-10220
NousResearch hermes-agent skills_tool.py skill_view injectio - CVE-2026-9369
NousResearch hermes-agent CLI web-dashboard web_server.py _d
Same weakness: CWE-74
- CVE-2026-10223
NousResearch hermes-agent memory_tool.py _scan_memory_conten - CVE-2026-10222
NousResearch hermes-agent config.py _sanitize_env_lines inje - CVE-2026-10220
NousResearch hermes-agent skills_tool.py skill_view injectio - CVE-2026-10210
AstrBotDevs AstrBot skill_manager.py _sanitize_prompt_descri - CVE-2026-45344
LinkAce: Setup database password newline injection enables p
V. Comments for CVE-2026-10221
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