CVE-2026-9352

MEDIUM

NousResearch hermes-agent Messaging Gateway local.py _make_run_env information disclosure

Title source: cna

Description

A weakness has been identified in NousResearch hermes-agent up to 2026.4.23. This issue affects the function _make_run_env of the file tools/environments/local.py of the component Messaging Gateway Handler. Executing a manipulation can lead to information disclosure. The attack may be launched remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

References (4)

Core 4

Core References

Vdb Entry, Technical Description vdb-entry technical-description

VDB-365315 | NousResearch hermes-agent Messaging Gateway local.py _make_run_env information disclosure

https://vuldb.com/vuln/365315

Signature, Permissions Required signature permissions-required

VDB-365315 | CTI Indicators (IOB, IOC, TTP, IOA)

https://vuldb.com/vuln/365315/cti

Third Party Advisory third-party-advisory

Submit #812215 | NousResearch hermes-agent 2026.4.23 Exposure of Sensitive Information (CWE-200)

https://vuldb.com/submit/812215

Exploit exploit

https://gist.github.com/YLChen-007/760b3940f708990e535214529c0c7a27

Scores

CVSS v3 5.3

EPSS 0.0037

EPSS Percentile 28.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Details

CWE

CWE-200 CWE-284

Status published

Products (24)

NousResearch/hermes-agent 2026.4.0

NousResearch/hermes-agent 2026.4.1

NousResearch/hermes-agent 2026.4.10

NousResearch/hermes-agent 2026.4.11

NousResearch/hermes-agent 2026.4.12

NousResearch/hermes-agent 2026.4.13

NousResearch/hermes-agent 2026.4.14

NousResearch/hermes-agent 2026.4.15

NousResearch/hermes-agent 2026.4.16

NousResearch/hermes-agent 2026.4.17

... and 14 more

Published May 24, 2026

Tracked Since May 24, 2026