CVE-2026-9351
NousResearch hermes-agent read_file Tool file_tools.py _is_blocked_device path traversal
- State
- Published
- Severity
- 6.9 Medium
- Published
- May 24, 2026
- Updated
- May 26, 2026
- Reserved
- May 23, 2026
Description
A security flaw has been discovered in NousResearch hermes-agent up to 2026.4.16. This vulnerability affects the function _is_blocked_device of the file tools/file_tools.py of the component read_file Tool. Performing a manipulation results in path traversal. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.5 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.4 Medium | AV:N/AC:L/Au:N/C:N/I:P/A:P/E:POC/RL:ND/RC:UR | VulDB |
Weaknesses
- CWE-22 Path Traversal
Affected Products
| Product | Versions |
|---|---|
hermes-agentNousResearch |
|
References
- VDB-365314 | NousResearch hermes-agent read_file Tool file_tools.py _is_blocked_device path traversalvdb-entrytechnical-description
- VDB-365314 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- Submit #812214 | NousResearch hermes-agent 2026.4.16 Path Traversal (CWE-22)third-party-advisory
- https://gist.github.com/YLChen-007/1d1aeff404cb88e06ec2fb3377f49fefexploit
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.