CVE-2026-18976

A vulnerability was determined in NousResearch hermes-agent up to 0.16.0. This impacts the function get_tool_definitions of the file agent/agent_init.py of the component disabled_toolsets Handler. This manipulation causes incorrect privilege assignment. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through an issue report.

CVSS v3 6.3 MEDIUM
CVSS v2.0 6.5 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/NousResearch/hermes-agent/
https://github.com/NousResearch/hermes-agent/issues/46171
https://github.com/NousResearch/hermes-agent/pull/46185
https://vuldb.com/cve/CVE-2026-18976
https://vuldb.com/submit/862541
https://vuldb.com/vuln/386264
https://vuldb.com/vuln/386264/cti

Configurations

No configuration.

History

06 Aug 2026, 02:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-08-06 02:16

Updated : 2026-08-06 14:16

NVD link : CVE-2026-18976

Mitre link : CVE-2026-18976

CVE.ORG link : CVE-2026-18976

JSON object : View

Products Affected

No product.

CWE

CWE-266

Incorrect Privilege Assignment

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