CVE-2026-18993

medium

Description

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/model_tools.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.

References

https://vuldb.com/vuln/386377/cti

https://vuldb.com/vuln/386377

https://vuldb.com/submit/862610

https://vuldb.com/cve/CVE-2026-18993

https://github.com/NousResearch/hermes-agent/pull/46185

https://github.com/NousResearch/hermes-agent/issues/48181

https://github.com/NousResearch/hermes-agent/issues/46171

https://github.com/NousResearch/hermes-agent/

Details

Source: Mitre, NVD

Published: 2026-08-06

Updated: 2026-08-06

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 6.3

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

Severity: Medium

CVSS v4

Base Score: 5.3

Vector: 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

Severity: Medium

EPSS

EPSS: 0.00214