CVE-2026-18993
NousResearch hermes-agent Memory Toolset model_tools.py access control
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 6, 2026
- Updated
- Aug 6, 2026
- Reserved
- Aug 5, 2026
Description
A vulnerability was detected in NousResearch hermes-agent up to 0.16.0. Affected by this issue is some unknown functionality of the file hermes-agent/model_tools.py of the component Memory Toolset. The manipulation results in improper access controls. The attack can be executed remotely. The exploit is now public and may be used.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 6.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 3.0 | 6.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R | VulDB |
| 2.0 | 6.5 Medium | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
hermes-agentNousResearch |
|
References
- VDB-386377 | NousResearch hermes-agent Memory Toolset model_tools.py access controlvdb-entry
- VDB-386377 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-18993 | CVE Analysis and Reportthird-party-advisory
- Submit #862610 | NousResearch hermes-agent 0.16.0 Improper Access Control (CWE-284)third-party-advisory
- https://github.com/NousResearch/hermes-agent/issues/46171issue-tracking
- https://github.com/NousResearch/hermes-agent/pull/46185issue-trackingpatch
- https://github.com/NousResearch/hermes-agent/issues/48181exploitissue-tracking
- https://github.com/NousResearch/hermes-agent/product
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