CVE-2026-18993: NousResearch hermes-agent Memory Toolset model_tools.py access control

Published Aug 6, 2026
·
Updated

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/modeltools.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.

Affected Software

1 affected component
NousResearch hermes-agent<=0.16.0

Event History

Aug 6, 2026
CVE Published
via MITRE·03:45 AM
Data Sourced
via MITRE·03:45 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:16 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2026-18993?

CVE-2026-18993 has a medium severity rating of 6.3.

2

How do I fix CVE-2026-18993?

To fix CVE-2026-18993, upgrade your NousResearch hermes-agent to version 0.16.1 or later.

3

What does CVE-2026-18993 affect?

CVE-2026-18993 affects the access control functionality of the model_tools.py file in the NousResearch hermes-agent Memory Toolset.

4

Can CVE-2026-18993 be exploited remotely?

Yes, CVE-2026-18993 can be exploited remotely due to its improper access control.

5

What is the impact of CVE-2026-18993?

The impact of CVE-2026-18993 includes potential unauthorized access and manipulation of components within the Memory Toolset.

Contact

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