CVE-2026-18976: Incorrect Privilege Assignment in NousResearch hermes-agent
CVE-2026-18976 is a medium severity vulnerability in NousResearch hermes-agent up to version 0.16.0. It involves incorrect privilege assignment in the get_tool_definitions function within the disabled_toolsets Handler. The vulnerability can be exploited remotely and has been publicly disclosed. No official patch or remediation has been confirmed yet.
AI Analysis
Technical Summary
This vulnerability affects the NousResearch hermes-agent software versions 0.1 through 0.16.0. It is caused by incorrect privilege assignment in the get_tool_definitions function of the agent/agent_init.py file, specifically in the disabled_toolsets Handler component. The flaw allows an attacker to manipulate privileges remotely. The issue was reported early to the project and has been publicly disclosed. The CVSS 4.0 base score is 5.3, indicating medium severity, with network attack vector, low attack complexity, no user interaction required, and limited impact on confidentiality, integrity, and availability. No official fix or patch has been documented in the provided data.
Potential Impact
The vulnerability allows remote attackers to gain incorrect privileges within the affected component, potentially enabling unauthorized actions. The impact is rated medium severity with limited confidentiality, integrity, and availability impact. There is no evidence of known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or patch is documented, users should monitor the vendor's communications for updates. Until a patch is available, consider restricting network access to the affected service to trusted sources if feasible.
CVE-2026-18976: Incorrect Privilege Assignment in NousResearch hermes-agent
Description
CVE-2026-18976 is a medium severity vulnerability in NousResearch hermes-agent up to version 0.16.0. It involves incorrect privilege assignment in the get_tool_definitions function within the disabled_toolsets Handler. The vulnerability can be exploited remotely and has been publicly disclosed. No official patch or remediation has been confirmed yet.
CVSS v4.0
Score 5.3medium
Affected software
pkg:pypi/hermes-agentcpe:2.3:a:nousresearch:hermes-agent:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects the NousResearch hermes-agent software versions 0.1 through 0.16.0. It is caused by incorrect privilege assignment in the get_tool_definitions function of the agent/agent_init.py file, specifically in the disabled_toolsets Handler component. The flaw allows an attacker to manipulate privileges remotely. The issue was reported early to the project and has been publicly disclosed. The CVSS 4.0 base score is 5.3, indicating medium severity, with network attack vector, low attack complexity, no user interaction required, and limited impact on confidentiality, integrity, and availability. No official fix or patch has been documented in the provided data.
Potential Impact
The vulnerability allows remote attackers to gain incorrect privileges within the affected component, potentially enabling unauthorized actions. The impact is rated medium severity with limited confidentiality, integrity, and availability impact. There is no evidence of known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or patch is documented, users should monitor the vendor's communications for updates. Until a patch is available, consider restricting network access to the affected service to trusted sources if feasible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-08-05T16:17:43.809Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a73ed68bf8831d539f7b275
Added to database: 08/06/2026, 02:11:52 UTC
Last enriched: 08/06/2026, 02:32:30 UTC
Last updated: 08/06/2026, 03:00:15 UTC
Views: 5
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