CVE-2026-11461
NousResearch hermes-agent resume Endpoint hermes_state.py resolve_session_by_title authorization
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jun 7, 2026
- Updated
- Jun 9, 2026
- Reserved
- Jun 7, 2026
Description
A vulnerability has been found in NousResearch hermes-agent up to 0.12.0. This affects the function resolve_session_by_title of the file hermes_state.py of the component resume Endpoint. Such manipulation of the argument Title leads to authorization bypass. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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:UR | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
hermes-agentNousResearch |
|
References
- VDB-369081 | NousResearch hermes-agent resume Endpoint hermes_state.py resolve_session_by_title authorizationvdb-entrytechnical-description
- VDB-369081 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- CVE-2026-11461 | CVE Analysis and Reportthird-party-advisory
- Submit #829402 | NousResearch hermes-agent <= v0.12.0 Authorization Bypass Through User-Controlled Key (CWE-639)third-party-advisory
- https://gist.github.com/YLChen-007/7951b3dc39193fb675914cc5d8b672farelated
- https://gist.github.com/YLChen-007/c2d162e9c8d39584223683cdcba98607exploit
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